20408652

素因数分解:

$2^2\times 3^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{419}}^1$

素因数の和:484

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 38861748

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 41, 44, 54, 66, 82, 99, 108, 123, 132, 164, 198, 246, 297, 369, 396, 419, 451, 492, 594, 738, 838, 902, 1107, 1188, 1257, 1353, 1476, 1676, 1804, 2214, 2514, 2706, 3771, 4059, 4428, 4609, 5028, 5412, 7542, 8118, 9218, 11313, 12177, 13827, 15084, 16236, 17179, 18436, 22626, 24354, 27654, 34358, 41481, 45252, 48708, 51537, 55308, 68716, 82962, 103074, 124443, 154611, 165924, 188969, 206148, 248886, 309222, 377938, 463833, 497772, 566907, 618444, 755876, 927666, 1133814, 1700721, 1855332, 2267628, 3401442, 5102163, 6802884, 10204326, 20408652]

約数ペア:

[(1, 20408652), (2, 10204326), (3, 6802884), (4, 5102163), (6, 3401442), (9, 2267628), (11, 1855332), (12, 1700721), (18, 1133814), (22, 927666), (27, 755876), (33, 618444), (36, 566907), (41, 497772), (44, 463833), (54, 377938), (66, 309222), (82, 248886), (99, 206148), (108, 188969), (123, 165924), (132, 154611), (164, 124443), (198, 103074), (246, 82962), (297, 68716), (369, 55308), (396, 51537), (419, 48708), (451, 45252), (492, 41481), (594, 34358), (738, 27654), (838, 24354), (902, 22626), (1107, 18436), (1188, 17179), (1257, 16236), (1353, 15084), (1476, 13827), (1676, 12177), (1804, 11313), (2214, 9218), (2514, 8118), (2706, 7542), (3771, 5412), (4059, 5028), (4428, 4609)]