19350112

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{277}}^1$

素因数の和:383

約数の個数: 48

約数和(自身を含む): 39931920

約数和(自身を除く): 20581808

約数列:

[1, 2, 4, 8, 16, 32, 37, 59, 74, 118, 148, 236, 277, 296, 472, 554, 592, 944, 1108, 1184, 1888, 2183, 2216, 4366, 4432, 8732, 8864, 10249, 16343, 17464, 20498, 32686, 34928, 40996, 65372, 69856, 81992, 130744, 163984, 261488, 327968, 522976, 604691, 1209382, 2418764, 4837528, 9675056, 19350112]

約数ペア:

[(1, 19350112), (2, 9675056), (4, 4837528), (8, 2418764), (16, 1209382), (32, 604691), (37, 522976), (59, 327968), (74, 261488), (118, 163984), (148, 130744), (236, 81992), (277, 69856), (296, 65372), (472, 40996), (554, 34928), (592, 32686), (944, 20498), (1108, 17464), (1184, 16343), (1888, 10249), (2183, 8864), (2216, 8732), (4366, 4432)]