20193975908

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{1049}}^1\times {\mathrm{35129}}^1$

素因数の和:36319

約数の個数: 24

約数和(自身を含む): 35632359000

約数和(自身を除く): 15438383092

約数列:

[1, 2, 4, 137, 274, 548, 1049, 2098, 4196, 35129, 70258, 140516, 143713, 287426, 574852, 4812673, 9625346, 19250692, 36850321, 73700642, 147401284, 5048493977, 10096987954, 20193975908]

約数ペア:

[(1, 20193975908), (2, 10096987954), (4, 5048493977), (137, 147401284), (274, 73700642), (548, 36850321), (1049, 19250692), (2098, 9625346), (4196, 4812673), (35129, 574852), (70258, 287426), (140516, 143713)]