20737522

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{149}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 34700400

約数和(自身を除く): 13962878

約数列:

[1, 2, 13, 26, 53, 101, 106, 149, 202, 298, 689, 1313, 1378, 1937, 2626, 3874, 5353, 7897, 10706, 15049, 15794, 30098, 69589, 102661, 139178, 195637, 205322, 391274, 797597, 1595194, 10368761, 20737522]

約数ペア:

[(1, 20737522), (2, 10368761), (13, 1595194), (26, 797597), (53, 391274), (101, 205322), (106, 195637), (149, 139178), (202, 102661), (298, 69589), (689, 30098), (1313, 15794), (1378, 15049), (1937, 10706), (2626, 7897), (3874, 5353)]