20970012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8053}}^1$

素因数の和:8098

約数の個数: 48

約数和(自身を含む): 57731072

約数和(自身を除く): 36761060

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8053, 16106, 24159, 32212, 48318, 56371, 96636, 112742, 169113, 225484, 249643, 338226, 499286, 676452, 748929, 998572, 1497858, 1747501, 2995716, 3495002, 5242503, 6990004, 10485006, 20970012]

約数ペア:

[(1, 20970012), (2, 10485006), (3, 6990004), (4, 5242503), (6, 3495002), (7, 2995716), (12, 1747501), (14, 1497858), (21, 998572), (28, 748929), (31, 676452), (42, 499286), (62, 338226), (84, 249643), (93, 225484), (124, 169113), (186, 112742), (217, 96636), (372, 56371), (434, 48318), (651, 32212), (868, 24159), (1302, 16106), (2604, 8053)]