20203089116

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1279}}^1\times {\mathrm{3461}}^1$

素因数の和:4914

約数の個数: 48

約数和(自身を含む): 40697610240

約数和(自身を除く): 20494521124

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 1279, 2282, 2558, 3461, 4564, 5116, 6922, 8953, 13844, 17906, 24227, 35812, 48454, 96908, 208477, 416954, 564143, 833908, 1128286, 1459339, 2256572, 2918678, 3949001, 4426619, 5837356, 7898002, 8853238, 15796004, 17706476, 30986333, 61972666, 123945332, 721538897, 1443077794, 2886155588, 5050772279, 10101544558, 20203089116]

約数ペア:

[(1, 20203089116), (2, 10101544558), (4, 5050772279), (7, 2886155588), (14, 1443077794), (28, 721538897), (163, 123945332), (326, 61972666), (652, 30986333), (1141, 17706476), (1279, 15796004), (2282, 8853238), (2558, 7898002), (3461, 5837356), (4564, 4426619), (5116, 3949001), (6922, 2918678), (8953, 2256572), (13844, 1459339), (17906, 1128286), (24227, 833908), (35812, 564143), (48454, 416954), (96908, 208477)]