20160882736

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{296693}}^1$

素因数の和:296869

約数の個数: 40

約数和(自身を含む): 40616221824

約数和(自身を除く): 20455339088

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 137, 248, 274, 496, 548, 1096, 2192, 4247, 8494, 16988, 33976, 67952, 296693, 593386, 1186772, 2373544, 4747088, 9197483, 18394966, 36789932, 40646941, 73579864, 81293882, 147159728, 162587764, 325175528, 650351056, 1260055171, 2520110342, 5040220684, 10080441368, 20160882736]

約数ペア:

[(1, 20160882736), (2, 10080441368), (4, 5040220684), (8, 2520110342), (16, 1260055171), (31, 650351056), (62, 325175528), (124, 162587764), (137, 147159728), (248, 81293882), (274, 73579864), (496, 40646941), (548, 36789932), (1096, 18394966), (2192, 9197483), (4247, 4747088), (8494, 2373544), (16988, 1186772), (33976, 593386), (67952, 296693)]