20163566768

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{27941}}^1$

素因数の和:28062

約数の個数: 80

約数和(自身を含む): 42658716096

約数和(自身を除く): 22495149328

約数列:

[1, 2, 4, 8, 16, 23, 37, 46, 53, 74, 92, 106, 148, 184, 212, 296, 368, 424, 592, 848, 851, 1219, 1702, 1961, 2438, 3404, 3922, 4876, 6808, 7844, 9752, 13616, 15688, 19504, 27941, 31376, 45103, 55882, 90206, 111764, 180412, 223528, 360824, 447056, 642643, 721648, 1033817, 1285286, 1480873, 2067634, 2570572, 2961746, 4135268, 5141144, 5923492, 8270536, 10282288, 11846984, 16541072, 23693968, 23777791, 34060079, 47555582, 54792301, 68120158, 95111164, 109584602, 136240316, 190222328, 219169204, 272480632, 380444656, 438338408, 544961264, 876676816, 1260222923, 2520445846, 5040891692, 10081783384, 20163566768]

約数ペア:

[(1, 20163566768), (2, 10081783384), (4, 5040891692), (8, 2520445846), (16, 1260222923), (23, 876676816), (37, 544961264), (46, 438338408), (53, 380444656), (74, 272480632), (92, 219169204), (106, 190222328), (148, 136240316), (184, 109584602), (212, 95111164), (296, 68120158), (368, 54792301), (424, 47555582), (592, 34060079), (848, 23777791), (851, 23693968), (1219, 16541072), (1702, 11846984), (1961, 10282288), (2438, 8270536), (3404, 5923492), (3922, 5141144), (4876, 4135268), (6808, 2961746), (7844, 2570572), (9752, 2067634), (13616, 1480873), (15688, 1285286), (19504, 1033817), (27941, 721648), (31376, 642643), (45103, 447056), (55882, 360824), (90206, 223528), (111764, 180412)]