20203793428

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1913963}}^1$

素因数の和:1914016

約数の個数: 48

約数和(自身を含む): 45016433280

約数和(自身を除く): 24812639852

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 2639, 5278, 10556, 1913963, 3827926, 7655852, 13397741, 24881519, 26795482, 49763038, 53590964, 55504927, 99526076, 111009854, 174170633, 222019708, 348341266, 388534489, 696682532, 721564051, 777068978, 1443128102, 1554137956, 2886256204, 5050948357, 10101896714, 20203793428]

約数ペア:

[(1, 20203793428), (2, 10101896714), (4, 5050948357), (7, 2886256204), (13, 1554137956), (14, 1443128102), (26, 777068978), (28, 721564051), (29, 696682532), (52, 388534489), (58, 348341266), (91, 222019708), (116, 174170633), (182, 111009854), (203, 99526076), (364, 55504927), (377, 53590964), (406, 49763038), (754, 26795482), (812, 24881519), (1508, 13397741), (2639, 7655852), (5278, 3827926), (10556, 1913963)]