20280491286

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{179}}^1\times {\mathrm{156059}}^1$

素因数の和:156265

約数の個数: 48

約数和(自身を含む): 44832916800

約数和(自身を除く): 24552425514

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 179, 242, 358, 363, 537, 726, 1074, 1969, 3938, 5907, 11814, 21659, 43318, 64977, 129954, 156059, 312118, 468177, 936354, 1716649, 3433298, 5149947, 10299894, 18883139, 27934561, 37766278, 55869122, 56649417, 83803683, 113298834, 167607366, 307280171, 614560342, 921840513, 1843681026, 3380081881, 6760163762, 10140245643, 20280491286]

約数ペア:

[(1, 20280491286), (2, 10140245643), (3, 6760163762), (6, 3380081881), (11, 1843681026), (22, 921840513), (33, 614560342), (66, 307280171), (121, 167607366), (179, 113298834), (242, 83803683), (358, 56649417), (363, 55869122), (537, 37766278), (726, 27934561), (1074, 18883139), (1969, 10299894), (3938, 5149947), (5907, 3433298), (11814, 1716649), (21659, 936354), (43318, 468177), (64977, 312118), (129954, 156059)]