20095218

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1$

素因数の和:280

約数の個数: 96

約数和(自身を含む): 52782912

約数和(自身を除く): 32687694

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 37, 39, 66, 74, 78, 99, 111, 117, 143, 198, 211, 222, 234, 286, 333, 407, 422, 429, 481, 633, 666, 814, 858, 962, 1221, 1266, 1287, 1443, 1899, 2321, 2442, 2574, 2743, 2886, 3663, 3798, 4329, 4642, 5291, 5486, 6963, 7326, 7807, 8229, 8658, 10582, 13926, 15614, 15873, 16458, 20889, 23421, 24687, 30173, 31746, 41778, 46842, 47619, 49374, 60346, 70263, 85877, 90519, 95238, 101491, 140526, 171754, 181038, 202982, 257631, 271557, 304473, 515262, 543114, 608946, 772893, 913419, 1116401, 1545786, 1826838, 2232802, 3349203, 6698406, 10047609, 20095218]

約数ペア:

[(1, 20095218), (2, 10047609), (3, 6698406), (6, 3349203), (9, 2232802), (11, 1826838), (13, 1545786), (18, 1116401), (22, 913419), (26, 772893), (33, 608946), (37, 543114), (39, 515262), (66, 304473), (74, 271557), (78, 257631), (99, 202982), (111, 181038), (117, 171754), (143, 140526), (198, 101491), (211, 95238), (222, 90519), (234, 85877), (286, 70263), (333, 60346), (407, 49374), (422, 47619), (429, 46842), (481, 41778), (633, 31746), (666, 30173), (814, 24687), (858, 23421), (962, 20889), (1221, 16458), (1266, 15873), (1287, 15614), (1443, 13926), (1899, 10582), (2321, 8658), (2442, 8229), (2574, 7807), (2743, 7326), (2886, 6963), (3663, 5486), (3798, 5291), (4329, 4642)]