19870293591

素因数分解:

$3^2\times {\mathrm{227}}^1\times {\mathrm{241}}^1\times {\mathrm{40357}}^1$

素因数の和:40831

約数の個数: 24

約数和(自身を含む): 28948309104

約数和(自身を除く): 9078015513

約数列:

[1, 3, 9, 227, 241, 681, 723, 2043, 2169, 40357, 54707, 121071, 164121, 363213, 492363, 9161039, 9726037, 27483117, 29178111, 82449351, 87534333, 2207810399, 6623431197, 19870293591]

約数ペア:

[(1, 19870293591), (3, 6623431197), (9, 2207810399), (227, 87534333), (241, 82449351), (681, 29178111), (723, 27483117), (2043, 9726037), (2169, 9161039), (40357, 492363), (54707, 363213), (121071, 164121)]