18849996

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 56504448

約数和(自身を除く): 37654452

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 41, 43, 44, 54, 66, 81, 82, 86, 99, 108, 123, 129, 132, 162, 164, 172, 198, 243, 246, 258, 297, 324, 369, 387, 396, 451, 473, 486, 492, 516, 594, 738, 774, 891, 902, 946, 972, 1107, 1161, 1188, 1353, 1419, 1476, 1548, 1763, 1782, 1804, 1892, 2214, 2322, 2673, 2706, 2838, 3321, 3483, 3526, 3564, 4059, 4257, 4428, 4644, 5289, 5346, 5412, 5676, 6642, 6966, 7052, 8118, 8514, 9963, 10449, 10578, 10692, 12177, 12771, 13284, 13932, 15867, 16236, 17028, 19393, 19926, 20898, 21156, 24354, 25542, 31734, 36531, 38313, 38786, 39852, 41796, 47601, 48708, 51084, 58179, 63468, 73062, 76626, 77572, 95202, 109593, 114939, 116358, 142803, 146124, 153252, 174537, 190404, 219186, 229878, 232716, 285606, 349074, 428409, 438372, 459756, 523611, 571212, 698148, 856818, 1047222, 1570833, 1713636, 2094444, 3141666, 4712499, 6283332, 9424998, 18849996]

約数ペア:

[(1, 18849996), (2, 9424998), (3, 6283332), (4, 4712499), (6, 3141666), (9, 2094444), (11, 1713636), (12, 1570833), (18, 1047222), (22, 856818), (27, 698148), (33, 571212), (36, 523611), (41, 459756), (43, 438372), (44, 428409), (54, 349074), (66, 285606), (81, 232716), (82, 229878), (86, 219186), (99, 190404), (108, 174537), (123, 153252), (129, 146124), (132, 142803), (162, 116358), (164, 114939), (172, 109593), (198, 95202), (243, 77572), (246, 76626), (258, 73062), (297, 63468), (324, 58179), (369, 51084), (387, 48708), (396, 47601), (451, 41796), (473, 39852), (486, 38786), (492, 38313), (516, 36531), (594, 31734), (738, 25542), (774, 24354), (891, 21156), (902, 20898), (946, 19926), (972, 19393), (1107, 17028), (1161, 16236), (1188, 15867), (1353, 13932), (1419, 13284), (1476, 12771), (1548, 12177), (1763, 10692), (1782, 10578), (1804, 10449), (1892, 9963), (2214, 8514), (2322, 8118), (2673, 7052), (2706, 6966), (2838, 6642), (3321, 5676), (3483, 5412), (3526, 5346), (3564, 5289), (4059, 4644), (4257, 4428)]