20168754430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{1443719}}^1$

素因数の和:1443864

約数の個数: 32

約数和(自身を含む): 39915970560

約数和(自身を除く): 19747216130

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 127, 254, 635, 1270, 1397, 2794, 6985, 13970, 1443719, 2887438, 7218595, 14437190, 15880909, 31761818, 79404545, 158809090, 183352313, 366704626, 916761565, 1833523130, 2016875443, 4033750886, 10084377215, 20168754430]

約数ペア:

[(1, 20168754430), (2, 10084377215), (5, 4033750886), (10, 2016875443), (11, 1833523130), (22, 916761565), (55, 366704626), (110, 183352313), (127, 158809090), (254, 79404545), (635, 31761818), (1270, 15880909), (1397, 14437190), (2794, 7218595), (6985, 2887438), (13970, 1443719)]