18709272

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{2341}}^1$

素因数の和:2393

約数の個数: 64

約数和(自身を含む): 53397600

約数和(自身を除く): 34688328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2341, 2664, 3996, 4682, 7023, 7992, 9364, 14046, 18728, 21069, 28092, 42138, 56184, 63207, 84276, 86617, 126414, 168552, 173234, 252828, 259851, 346468, 505656, 519702, 692936, 779553, 1039404, 1559106, 2078808, 2338659, 3118212, 4677318, 6236424, 9354636, 18709272]

約数ペア:

[(1, 18709272), (2, 9354636), (3, 6236424), (4, 4677318), (6, 3118212), (8, 2338659), (9, 2078808), (12, 1559106), (18, 1039404), (24, 779553), (27, 692936), (36, 519702), (37, 505656), (54, 346468), (72, 259851), (74, 252828), (108, 173234), (111, 168552), (148, 126414), (216, 86617), (222, 84276), (296, 63207), (333, 56184), (444, 42138), (666, 28092), (888, 21069), (999, 18728), (1332, 14046), (1998, 9364), (2341, 7992), (2664, 7023), (3996, 4682)]