20244966976

素因数分解:

$2^6\times {\mathrm{13}}^2\times {\mathrm{859}}^1\times {\mathrm{2179}}^1$

素因数の和:3076

約数の個数: 84

約数和(自身を含む): 43572226800

約数和(自身を除く): 23327259824

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 169, 208, 338, 416, 676, 832, 859, 1352, 1718, 2179, 2704, 3436, 4358, 5408, 6872, 8716, 10816, 11167, 13744, 17432, 22334, 27488, 28327, 34864, 44668, 54976, 56654, 69728, 89336, 113308, 139456, 145171, 178672, 226616, 290342, 357344, 368251, 453232, 580684, 714688, 736502, 906464, 1161368, 1473004, 1812928, 1871761, 2322736, 2946008, 3743522, 4645472, 5892016, 7487044, 9290944, 11784032, 14974088, 23568064, 24332893, 29948176, 48665786, 59896352, 97331572, 119792704, 194663144, 316327609, 389326288, 632655218, 778652576, 1265310436, 1557305152, 2530620872, 5061241744, 10122483488, 20244966976]

約数ペア:

[(1, 20244966976), (2, 10122483488), (4, 5061241744), (8, 2530620872), (13, 1557305152), (16, 1265310436), (26, 778652576), (32, 632655218), (52, 389326288), (64, 316327609), (104, 194663144), (169, 119792704), (208, 97331572), (338, 59896352), (416, 48665786), (676, 29948176), (832, 24332893), (859, 23568064), (1352, 14974088), (1718, 11784032), (2179, 9290944), (2704, 7487044), (3436, 5892016), (4358, 4645472), (5408, 3743522), (6872, 2946008), (8716, 2322736), (10816, 1871761), (11167, 1812928), (13744, 1473004), (17432, 1161368), (22334, 906464), (27488, 736502), (28327, 714688), (34864, 580684), (44668, 453232), (54976, 368251), (56654, 357344), (69728, 290342), (89336, 226616), (113308, 178672), (139456, 145171)]