20218980093

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1186351}}^1$

素因数の和:1186409

約数の個数: 32

約数和(自身を含む): 31889141760

約数和(自身を除く): 11670161667

約数列:

[1, 3, 13, 19, 23, 39, 57, 69, 247, 299, 437, 741, 897, 1311, 5681, 17043, 1186351, 3559053, 15422563, 22540669, 27286073, 46267689, 67622007, 81858219, 293028697, 354718949, 518435387, 879086091, 1064156847, 1555306161, 6739660031, 20218980093]

約数ペア:

[(1, 20218980093), (3, 6739660031), (13, 1555306161), (19, 1064156847), (23, 879086091), (39, 518435387), (57, 354718949), (69, 293028697), (247, 81858219), (299, 67622007), (437, 46267689), (741, 27286073), (897, 22540669), (1311, 15422563), (5681, 3559053), (17043, 1186351)]