20932142

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 41817600

約数和(自身を除く): 20885458

約数列:

[1, 2, 7, 11, 14, 22, 29, 43, 58, 77, 86, 109, 154, 203, 218, 301, 319, 406, 473, 602, 638, 763, 946, 1199, 1247, 1526, 2233, 2398, 2494, 3161, 3311, 4466, 4687, 6322, 6622, 8393, 8729, 9374, 13717, 16786, 17458, 22127, 27434, 32809, 34771, 44254, 51557, 65618, 69542, 96019, 103114, 135923, 192038, 243397, 271846, 360899, 486794, 721798, 951461, 1495153, 1902922, 2990306, 10466071, 20932142]

約数ペア:

[(1, 20932142), (2, 10466071), (7, 2990306), (11, 1902922), (14, 1495153), (22, 951461), (29, 721798), (43, 486794), (58, 360899), (77, 271846), (86, 243397), (109, 192038), (154, 135923), (203, 103114), (218, 96019), (301, 69542), (319, 65618), (406, 51557), (473, 44254), (602, 34771), (638, 32809), (763, 27434), (946, 22127), (1199, 17458), (1247, 16786), (1526, 13717), (2233, 9374), (2398, 8729), (2494, 8393), (3161, 6622), (3311, 6322), (4466, 4687)]