20457387036

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{2081}}^1\times {\mathrm{16063}}^1$

素因数の和:18171

約数の個数: 72

約数和(自身を含む): 54783316224

約数和(自身を除く): 34325929188

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 306, 612, 2081, 4162, 6243, 8324, 12486, 16063, 18729, 24972, 32126, 35377, 37458, 48189, 64252, 70754, 74916, 96378, 106131, 141508, 144567, 192756, 212262, 273071, 289134, 318393, 424524, 546142, 578268, 636786, 819213, 1092284, 1273572, 1638426, 2457639, 3276852, 4915278, 9830556, 33427103, 66854206, 100281309, 133708412, 200562618, 300843927, 401125236, 568260751, 601687854, 1136521502, 1203375708, 1704782253, 2273043004, 3409564506, 5114346759, 6819129012, 10228693518, 20457387036]

約数ペア:

[(1, 20457387036), (2, 10228693518), (3, 6819129012), (4, 5114346759), (6, 3409564506), (9, 2273043004), (12, 1704782253), (17, 1203375708), (18, 1136521502), (34, 601687854), (36, 568260751), (51, 401125236), (68, 300843927), (102, 200562618), (153, 133708412), (204, 100281309), (306, 66854206), (612, 33427103), (2081, 9830556), (4162, 4915278), (6243, 3276852), (8324, 2457639), (12486, 1638426), (16063, 1273572), (18729, 1092284), (24972, 819213), (32126, 636786), (35377, 578268), (37458, 546142), (48189, 424524), (64252, 318393), (70754, 289134), (74916, 273071), (96378, 212262), (106131, 192756), (141508, 144567)]