20009454972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2102717}}^1$

素因数の和:2102798

約数の個数: 48

約数和(自身を含む): 51104458272

約数和(自身を除く): 31095003300

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 61, 78, 122, 156, 183, 244, 366, 732, 793, 1586, 2379, 3172, 4758, 9516, 2102717, 4205434, 6308151, 8410868, 12616302, 25232604, 27335321, 54670642, 82005963, 109341284, 128265737, 164011926, 256531474, 328023852, 384797211, 513062948, 769594422, 1539188844, 1667454581, 3334909162, 5002363743, 6669818324, 10004727486, 20009454972]

約数ペア:

[(1, 20009454972), (2, 10004727486), (3, 6669818324), (4, 5002363743), (6, 3334909162), (12, 1667454581), (13, 1539188844), (26, 769594422), (39, 513062948), (52, 384797211), (61, 328023852), (78, 256531474), (122, 164011926), (156, 128265737), (183, 109341284), (244, 82005963), (366, 54670642), (732, 27335321), (793, 25232604), (1586, 12616302), (2379, 8410868), (3172, 6308151), (4758, 4205434), (9516, 2102717)]