20504730168

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{21906763}}^1$

素因数の和:21906788

約数の個数: 48

約数和(自身を含む): 59805465720

約数和(自身を除く): 39300735552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 21906763, 43813526, 65720289, 87627052, 131440578, 175254104, 197160867, 262881156, 284787919, 394321734, 525762312, 569575838, 788643468, 854363757, 1139151676, 1577286936, 1708727514, 2278303352, 2563091271, 3417455028, 5126182542, 6834910056, 10252365084, 20504730168]

約数ペア:

[(1, 20504730168), (2, 10252365084), (3, 6834910056), (4, 5126182542), (6, 3417455028), (8, 2563091271), (9, 2278303352), (12, 1708727514), (13, 1577286936), (18, 1139151676), (24, 854363757), (26, 788643468), (36, 569575838), (39, 525762312), (52, 394321734), (72, 284787919), (78, 262881156), (104, 197160867), (117, 175254104), (156, 131440578), (234, 87627052), (312, 65720289), (468, 43813526), (936, 21906763)]