20164716

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3917}}^1$

素因数の和:3951

約数の個数: 72

約数和(自身を含む): 59898384

約数和(自身を除く): 39733668

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 117, 132, 143, 156, 198, 234, 286, 396, 429, 468, 572, 858, 1287, 1716, 2574, 3917, 5148, 7834, 11751, 15668, 23502, 35253, 43087, 47004, 50921, 70506, 86174, 101842, 129261, 141012, 152763, 172348, 203684, 258522, 305526, 387783, 458289, 517044, 560131, 611052, 775566, 916578, 1120262, 1551132, 1680393, 1833156, 2240524, 3360786, 5041179, 6721572, 10082358, 20164716]

約数ペア:

[(1, 20164716), (2, 10082358), (3, 6721572), (4, 5041179), (6, 3360786), (9, 2240524), (11, 1833156), (12, 1680393), (13, 1551132), (18, 1120262), (22, 916578), (26, 775566), (33, 611052), (36, 560131), (39, 517044), (44, 458289), (52, 387783), (66, 305526), (78, 258522), (99, 203684), (117, 172348), (132, 152763), (143, 141012), (156, 129261), (198, 101842), (234, 86174), (286, 70506), (396, 50921), (429, 47004), (468, 43087), (572, 35253), (858, 23502), (1287, 15668), (1716, 11751), (2574, 7834), (3917, 5148)]