20479368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{9377}}^1$

素因数の和:9406

約数の個数: 64

約数和(自身を含む): 63020160

約数和(自身を除く): 42540792

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 182, 273, 312, 364, 546, 728, 1092, 2184, 9377, 18754, 28131, 37508, 56262, 65639, 75016, 112524, 121901, 131278, 196917, 225048, 243802, 262556, 365703, 393834, 487604, 525112, 731406, 787668, 853307, 975208, 1462812, 1575336, 1706614, 2559921, 2925624, 3413228, 5119842, 6826456, 10239684, 20479368]

約数ペア:

[(1, 20479368), (2, 10239684), (3, 6826456), (4, 5119842), (6, 3413228), (7, 2925624), (8, 2559921), (12, 1706614), (13, 1575336), (14, 1462812), (21, 975208), (24, 853307), (26, 787668), (28, 731406), (39, 525112), (42, 487604), (52, 393834), (56, 365703), (78, 262556), (84, 243802), (91, 225048), (104, 196917), (156, 131278), (168, 121901), (182, 112524), (273, 75016), (312, 65639), (364, 56262), (546, 37508), (728, 28131), (1092, 18754), (2184, 9377)]