20120855456

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1783}}^1\times {\mathrm{27127}}^1$

素因数の和:28933

約数の個数: 48

約数和(自身を含む): 42685582464

約数和(自身を除く): 22564727008

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1783, 3566, 7132, 14264, 23179, 27127, 28528, 46358, 54254, 57056, 92716, 108508, 185432, 217016, 352651, 370864, 434032, 705302, 741728, 868064, 1410604, 2821208, 5642416, 11284832, 48367441, 96734882, 193469764, 386939528, 628776733, 773879056, 1257553466, 1547758112, 2515106932, 5030213864, 10060427728, 20120855456]

約数ペア:

[(1, 20120855456), (2, 10060427728), (4, 5030213864), (8, 2515106932), (13, 1547758112), (16, 1257553466), (26, 773879056), (32, 628776733), (52, 386939528), (104, 193469764), (208, 96734882), (416, 48367441), (1783, 11284832), (3566, 5642416), (7132, 2821208), (14264, 1410604), (23179, 868064), (27127, 741728), (28528, 705302), (46358, 434032), (54254, 370864), (57056, 352651), (92716, 217016), (108508, 185432)]