20506480956

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{173}}^1\times {\mathrm{19483}}^1$

素因数の和:19692

約数の個数: 108

約数和(自身を含む): 56457267048

約数和(自身を除く): 35950786092

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 169, 173, 234, 338, 346, 468, 507, 519, 676, 692, 1014, 1038, 1521, 1557, 2028, 2076, 2249, 3042, 3114, 4498, 6084, 6228, 6747, 8996, 13494, 19483, 20241, 26988, 29237, 38966, 40482, 58449, 58474, 77932, 80964, 87711, 116898, 116948, 175347, 175422, 233796, 253279, 263133, 350694, 350844, 506558, 526266, 701388, 759837, 1013116, 1052532, 1519674, 2279511, 3039348, 3292627, 3370559, 4559022, 6585254, 6741118, 9118044, 9877881, 10111677, 13170508, 13482236, 19755762, 20223354, 29633643, 30335031, 39511524, 40446708, 43817267, 59267286, 60670062, 87634534, 118534572, 121340124, 131451801, 175269068, 262903602, 394355403, 525807204, 569624471, 788710806, 1139248942, 1577421612, 1708873413, 2278497884, 3417746826, 5126620239, 6835493652, 10253240478, 20506480956]

約数ペア:

[(1, 20506480956), (2, 10253240478), (3, 6835493652), (4, 5126620239), (6, 3417746826), (9, 2278497884), (12, 1708873413), (13, 1577421612), (18, 1139248942), (26, 788710806), (36, 569624471), (39, 525807204), (52, 394355403), (78, 262903602), (117, 175269068), (156, 131451801), (169, 121340124), (173, 118534572), (234, 87634534), (338, 60670062), (346, 59267286), (468, 43817267), (507, 40446708), (519, 39511524), (676, 30335031), (692, 29633643), (1014, 20223354), (1038, 19755762), (1521, 13482236), (1557, 13170508), (2028, 10111677), (2076, 9877881), (2249, 9118044), (3042, 6741118), (3114, 6585254), (4498, 4559022), (6084, 3370559), (6228, 3292627), (6747, 3039348), (8996, 2279511), (13494, 1519674), (19483, 1052532), (20241, 1013116), (26988, 759837), (29237, 701388), (38966, 526266), (40482, 506558), (58449, 350844), (58474, 350694), (77932, 263133), (80964, 253279), (87711, 233796), (116898, 175422), (116948, 175347)]