18361481984

素因数分解:

$2^8\times {\mathrm{41}}^1\times {\mathrm{937}}^1\times {\mathrm{1867}}^1$

素因数の和:2861

約数の個数: 72

約数和(自身を含む): 37605373008

約数和(自身を除く): 19243891024

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 656, 937, 1312, 1867, 1874, 2624, 3734, 3748, 5248, 7468, 7496, 10496, 14936, 14992, 29872, 29984, 38417, 59744, 59968, 76547, 76834, 119488, 119936, 153094, 153668, 238976, 239872, 306188, 307336, 477952, 612376, 614672, 1224752, 1229344, 1749379, 2449504, 2458688, 3498758, 4899008, 4917376, 6997516, 9798016, 9834752, 13995032, 19596032, 27990064, 55980128, 71724539, 111960256, 143449078, 223920512, 286898156, 447841024, 573796312, 1147592624, 2295185248, 4590370496, 9180740992, 18361481984]

約数ペア:

[(1, 18361481984), (2, 9180740992), (4, 4590370496), (8, 2295185248), (16, 1147592624), (32, 573796312), (41, 447841024), (64, 286898156), (82, 223920512), (128, 143449078), (164, 111960256), (256, 71724539), (328, 55980128), (656, 27990064), (937, 19596032), (1312, 13995032), (1867, 9834752), (1874, 9798016), (2624, 6997516), (3734, 4917376), (3748, 4899008), (5248, 3498758), (7468, 2458688), (7496, 2449504), (10496, 1749379), (14936, 1229344), (14992, 1224752), (29872, 614672), (29984, 612376), (38417, 477952), (59744, 307336), (59968, 306188), (76547, 239872), (76834, 238976), (119488, 153668), (119936, 153094)]