19006925980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{135763757}}^1$

素因数の和:135763773

約数の個数: 24

約数和(自身を含む): 45616622688

約数和(自身を除く): 26609696708

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 135763757, 271527514, 543055028, 678818785, 950346299, 1357637570, 1900692598, 2715275140, 3801385196, 4751731495, 9503462990, 19006925980]

約数ペア:

[(1, 19006925980), (2, 9503462990), (4, 4751731495), (5, 3801385196), (7, 2715275140), (10, 1900692598), (14, 1357637570), (20, 950346299), (28, 678818785), (35, 543055028), (70, 271527514), (140, 135763757)]