20691010290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11306563}}^1$

素因数の和:11306634

約数の個数: 32

約数和(自身を含む): 50472501696

約数和(自身を除く): 29781491406

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 183, 305, 366, 610, 915, 1830, 11306563, 22613126, 33919689, 56532815, 67839378, 113065630, 169598445, 339196890, 689700343, 1379400686, 2069101029, 3448501715, 4138202058, 6897003430, 10345505145, 20691010290]

約数ペア:

[(1, 20691010290), (2, 10345505145), (3, 6897003430), (5, 4138202058), (6, 3448501715), (10, 2069101029), (15, 1379400686), (30, 689700343), (61, 339196890), (122, 169598445), (183, 113065630), (305, 67839378), (366, 56532815), (610, 33919689), (915, 22613126), (1830, 11306563)]