1813878456

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1\times {\mathrm{7867}}^1$

素因数の和:8628

約数の個数: 64

約数和(自身を含む): 4890748800

約数和(自身を除く): 3076870344

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 739, 1478, 2217, 2956, 4434, 5912, 7867, 8868, 9607, 15734, 17736, 19214, 23601, 28821, 31468, 38428, 47202, 57642, 62936, 76856, 94404, 102271, 115284, 188808, 204542, 230568, 306813, 409084, 613626, 818168, 1227252, 2454504, 5813713, 11627426, 17441139, 23254852, 34882278, 46509704, 69764556, 75578269, 139529112, 151156538, 226734807, 302313076, 453469614, 604626152, 906939228, 1813878456]

約数ペア:

[(1, 1813878456), (2, 906939228), (3, 604626152), (4, 453469614), (6, 302313076), (8, 226734807), (12, 151156538), (13, 139529112), (24, 75578269), (26, 69764556), (39, 46509704), (52, 34882278), (78, 23254852), (104, 17441139), (156, 11627426), (312, 5813713), (739, 2454504), (1478, 1227252), (2217, 818168), (2956, 613626), (4434, 409084), (5912, 306813), (7867, 230568), (8868, 204542), (9607, 188808), (15734, 115284), (17736, 102271), (19214, 94404), (23601, 76856), (28821, 62936), (31468, 57642), (38428, 47202)]