20766755416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{447791}}^1$

素因数の和:447856

約数の個数: 64

約数和(自身を含む): 46427074560

約数和(自身を除く): 25660319144

約数列:

[1, 2, 4, 8, 11, 17, 22, 31, 34, 44, 62, 68, 88, 124, 136, 187, 248, 341, 374, 527, 682, 748, 1054, 1364, 1496, 2108, 2728, 4216, 5797, 11594, 23188, 46376, 447791, 895582, 1791164, 3582328, 4925701, 7612447, 9851402, 13881521, 15224894, 19702804, 27763042, 30449788, 39405608, 55526084, 60899576, 83736917, 111052168, 152696731, 167473834, 235985857, 305393462, 334947668, 471971714, 610786924, 669895336, 943943428, 1221573848, 1887886856, 2595844427, 5191688854, 10383377708, 20766755416]

約数ペア:

[(1, 20766755416), (2, 10383377708), (4, 5191688854), (8, 2595844427), (11, 1887886856), (17, 1221573848), (22, 943943428), (31, 669895336), (34, 610786924), (44, 471971714), (62, 334947668), (68, 305393462), (88, 235985857), (124, 167473834), (136, 152696731), (187, 111052168), (248, 83736917), (341, 60899576), (374, 55526084), (527, 39405608), (682, 30449788), (748, 27763042), (1054, 19702804), (1364, 15224894), (1496, 13881521), (2108, 9851402), (2728, 7612447), (4216, 4925701), (5797, 3582328), (11594, 1791164), (23188, 895582), (46376, 447791)]