18970110

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1609}}^1$

素因数の和:1753

約数の個数: 48

約数和(自身を含む): 49729680

約数和(自身を除く): 30759570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1609, 1965, 2358, 3218, 3930, 4827, 5895, 8045, 9654, 11790, 14481, 16090, 24135, 28962, 48270, 72405, 144810, 210779, 421558, 632337, 1053895, 1264674, 1897011, 2107790, 3161685, 3794022, 6323370, 9485055, 18970110]

約数ペア:

[(1, 18970110), (2, 9485055), (3, 6323370), (5, 3794022), (6, 3161685), (9, 2107790), (10, 1897011), (15, 1264674), (18, 1053895), (30, 632337), (45, 421558), (90, 210779), (131, 144810), (262, 72405), (393, 48270), (655, 28962), (786, 24135), (1179, 16090), (1310, 14481), (1609, 11790), (1965, 9654), (2358, 8045), (3218, 5895), (3930, 4827)]