20162470255

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{27827}}^1$

素因数の和:28143

約数の個数: 32

約数和(自身を含む): 26447731200

約数和(自身を除く): 6285260945

約数列:

[1, 5, 19, 29, 95, 145, 263, 551, 1315, 2755, 4997, 7627, 24985, 27827, 38135, 139135, 144913, 528713, 724565, 806983, 2643565, 4034915, 7318501, 15332677, 36592505, 76663385, 139051519, 212236529, 695257595, 1061182645, 4032494051, 20162470255]

約数ペア:

[(1, 20162470255), (5, 4032494051), (19, 1061182645), (29, 695257595), (95, 212236529), (145, 139051519), (263, 76663385), (551, 36592505), (1315, 15332677), (2755, 7318501), (4997, 4034915), (7627, 2643565), (24985, 806983), (27827, 724565), (38135, 528713), (139135, 144913)]