20864645136

素因数分解:

$2^4\times 3^2\times {\mathrm{37}}^1\times {\mathrm{3916037}}^1$

素因数の和:3916088

約数の個数: 60

約数和(自身を含む): 59970205932

約数和(自身を除く): 39105560796

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 37, 48, 72, 74, 111, 144, 148, 222, 296, 333, 444, 592, 666, 888, 1332, 1776, 2664, 5328, 3916037, 7832074, 11748111, 15664148, 23496222, 31328296, 35244333, 46992444, 62656592, 70488666, 93984888, 140977332, 144893369, 187969776, 281954664, 289786738, 434680107, 563909328, 579573476, 869360214, 1159146952, 1304040321, 1738720428, 2318293904, 2608080642, 3477440856, 5216161284, 6954881712, 10432322568, 20864645136]

約数ペア:

[(1, 20864645136), (2, 10432322568), (3, 6954881712), (4, 5216161284), (6, 3477440856), (8, 2608080642), (9, 2318293904), (12, 1738720428), (16, 1304040321), (18, 1159146952), (24, 869360214), (36, 579573476), (37, 563909328), (48, 434680107), (72, 289786738), (74, 281954664), (111, 187969776), (144, 144893369), (148, 140977332), (222, 93984888), (296, 70488666), (333, 62656592), (444, 46992444), (592, 35244333), (666, 31328296), (888, 23496222), (1332, 15664148), (1776, 11748111), (2664, 7832074), (5328, 3916037)]