20505514756

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{293}}^1\times {\mathrm{1949}}^1$

素因数の和:2484

約数の個数: 48

約数和(自身を含む): 36984729600

約数和(自身を除く): 16479214844

約数列:

[1, 2, 4, 47, 94, 188, 191, 293, 382, 586, 764, 1172, 1949, 3898, 7796, 8977, 13771, 17954, 27542, 35908, 55084, 55963, 91603, 111926, 183206, 223852, 366412, 372259, 571057, 744518, 1142114, 1489036, 2284228, 2630261, 5260522, 10521044, 17496173, 26839679, 34992346, 53679358, 69984692, 107358716, 109071887, 218143774, 436287548, 5126378689, 10252757378, 20505514756]

約数ペア:

[(1, 20505514756), (2, 10252757378), (4, 5126378689), (47, 436287548), (94, 218143774), (188, 109071887), (191, 107358716), (293, 69984692), (382, 53679358), (586, 34992346), (764, 26839679), (1172, 17496173), (1949, 10521044), (3898, 5260522), (7796, 2630261), (8977, 2284228), (13771, 1489036), (17954, 1142114), (27542, 744518), (35908, 571057), (55084, 372259), (55963, 366412), (91603, 223852), (111926, 183206)]