18211544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4271}}^1$

素因数の和:4331

約数の個数: 32

約数和(自身を含む): 37679040

約数和(自身を除く): 19467496

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 328, 533, 1066, 2132, 4264, 4271, 8542, 17084, 34168, 55523, 111046, 175111, 222092, 350222, 444184, 700444, 1400888, 2276443, 4552886, 9105772, 18211544]

約数ペア:

[(1, 18211544), (2, 9105772), (4, 4552886), (8, 2276443), (13, 1400888), (26, 700444), (41, 444184), (52, 350222), (82, 222092), (104, 175111), (164, 111046), (328, 55523), (533, 34168), (1066, 17084), (2132, 8542), (4264, 4271)]