20526175044

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1\times {\mathrm{613}}^1$

素因数の和:986

約数の個数: 144

約数和(自身を含む): 53968026112

約数和(自身を除く): 33441851068

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 97, 129, 172, 194, 223, 258, 291, 387, 388, 446, 516, 582, 613, 669, 774, 873, 892, 1164, 1226, 1338, 1548, 1746, 1839, 2007, 2452, 2676, 3492, 3678, 4014, 4171, 5517, 7356, 8028, 8342, 9589, 11034, 12513, 16684, 19178, 21631, 22068, 25026, 26359, 28767, 37539, 38356, 43262, 50052, 52718, 57534, 59461, 64893, 75078, 79077, 86301, 86524, 105436, 115068, 118922, 129786, 136699, 150156, 158154, 172602, 178383, 194679, 237231, 237844, 259572, 273398, 316308, 345204, 356766, 389358, 410097, 474462, 535149, 546796, 713532, 778716, 820194, 930133, 948924, 1070298, 1230291, 1640388, 1860266, 2140596, 2460582, 2556823, 2790399, 3720532, 4921164, 5113646, 5580798, 5878057, 7670469, 8371197, 10227292, 11161596, 11756114, 13259803, 15340938, 16742394, 17634171, 23011407, 23512228, 26519606, 30681876, 33484788, 35268342, 39779409, 46022814, 52902513, 53039212, 70536684, 79558818, 92045628, 105805026, 119338227, 159117636, 211610052, 238676454, 477352908, 570171529, 1140343058, 1710514587, 2280686116, 3421029174, 5131543761, 6842058348, 10263087522, 20526175044]

約数ペア:

[(1, 20526175044), (2, 10263087522), (3, 6842058348), (4, 5131543761), (6, 3421029174), (9, 2280686116), (12, 1710514587), (18, 1140343058), (36, 570171529), (43, 477352908), (86, 238676454), (97, 211610052), (129, 159117636), (172, 119338227), (194, 105805026), (223, 92045628), (258, 79558818), (291, 70536684), (387, 53039212), (388, 52902513), (446, 46022814), (516, 39779409), (582, 35268342), (613, 33484788), (669, 30681876), (774, 26519606), (873, 23512228), (892, 23011407), (1164, 17634171), (1226, 16742394), (1338, 15340938), (1548, 13259803), (1746, 11756114), (1839, 11161596), (2007, 10227292), (2452, 8371197), (2676, 7670469), (3492, 5878057), (3678, 5580798), (4014, 5113646), (4171, 4921164), (5517, 3720532), (7356, 2790399), (8028, 2556823), (8342, 2460582), (9589, 2140596), (11034, 1860266), (12513, 1640388), (16684, 1230291), (19178, 1070298), (21631, 948924), (22068, 930133), (25026, 820194), (26359, 778716), (28767, 713532), (37539, 546796), (38356, 535149), (43262, 474462), (50052, 410097), (52718, 389358), (57534, 356766), (59461, 345204), (64893, 316308), (75078, 273398), (79077, 259572), (86301, 237844), (86524, 237231), (105436, 194679), (115068, 178383), (118922, 172602), (129786, 158154), (136699, 150156)]