18591872

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11173}}^1$

素因数の和:11200

約数の個数: 32

約数和(自身を含む): 39891180

約数和(自身を除く): 21299308

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11173, 22346, 44692, 89384, 145249, 178768, 290498, 357536, 580996, 715072, 1161992, 1430144, 2323984, 4647968, 9295936, 18591872]

約数ペア:

[(1, 18591872), (2, 9295936), (4, 4647968), (8, 2323984), (13, 1430144), (16, 1161992), (26, 715072), (32, 580996), (52, 357536), (64, 290498), (104, 178768), (128, 145249), (208, 89384), (416, 44692), (832, 22346), (1664, 11173)]