20218152426

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1\times {\mathrm{631}}^1$

素因数の和:1251

約数の個数: 64

約数和(自身を含む): 41298216960

約数和(自身を除く): 21080064534

約数列:

[1, 2, 3, 6, 103, 139, 206, 278, 309, 373, 417, 618, 631, 746, 834, 1119, 1262, 1893, 2238, 3786, 14317, 28634, 38419, 42951, 51847, 64993, 76838, 85902, 87709, 103694, 115257, 129986, 155541, 175418, 194979, 230514, 235363, 263127, 311082, 389958, 470726, 526254, 706089, 1412178, 5340241, 9034027, 10680482, 16020723, 18068054, 24242389, 27102081, 32041446, 32715457, 48484778, 54204162, 65430914, 72727167, 98146371, 145454334, 196292742, 3369692071, 6739384142, 10109076213, 20218152426]

約数ペア:

[(1, 20218152426), (2, 10109076213), (3, 6739384142), (6, 3369692071), (103, 196292742), (139, 145454334), (206, 98146371), (278, 72727167), (309, 65430914), (373, 54204162), (417, 48484778), (618, 32715457), (631, 32041446), (746, 27102081), (834, 24242389), (1119, 18068054), (1262, 16020723), (1893, 10680482), (2238, 9034027), (3786, 5340241), (14317, 1412178), (28634, 706089), (38419, 526254), (42951, 470726), (51847, 389958), (64993, 311082), (76838, 263127), (85902, 235363), (87709, 230514), (103694, 194979), (115257, 175418), (129986, 155541)]