18304416

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{4889}}^1$

素因数の和:4918

約数の個数: 72

約数和(自身を含む): 56068740

約数和(自身を除く): 37764324

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 4889, 9778, 14667, 19556, 29334, 39112, 44001, 58668, 63557, 78224, 88002, 117336, 127114, 156448, 176004, 190671, 234672, 254228, 352008, 381342, 469344, 508456, 572013, 704016, 762684, 1016912, 1144026, 1408032, 1525368, 2033824, 2288052, 3050736, 4576104, 6101472, 9152208, 18304416]

約数ペア:

[(1, 18304416), (2, 9152208), (3, 6101472), (4, 4576104), (6, 3050736), (8, 2288052), (9, 2033824), (12, 1525368), (13, 1408032), (16, 1144026), (18, 1016912), (24, 762684), (26, 704016), (32, 572013), (36, 508456), (39, 469344), (48, 381342), (52, 352008), (72, 254228), (78, 234672), (96, 190671), (104, 176004), (117, 156448), (144, 127114), (156, 117336), (208, 88002), (234, 78224), (288, 63557), (312, 58668), (416, 44001), (468, 39112), (624, 29334), (936, 19556), (1248, 14667), (1872, 9778), (3744, 4889)]