19535360

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{587}}^1$

素因数の和:623

約数の個数: 80

約数和(自身を含む): 50528016

約数和(自身を除く): 30992656

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 256, 260, 320, 416, 512, 520, 587, 640, 832, 1040, 1174, 1280, 1664, 2080, 2348, 2560, 2935, 3328, 4160, 4696, 5870, 6656, 7631, 8320, 9392, 11740, 15262, 16640, 18784, 23480, 30524, 33280, 37568, 38155, 46960, 61048, 75136, 76310, 93920, 122096, 150272, 152620, 187840, 244192, 300544, 305240, 375680, 488384, 610480, 751360, 976768, 1220960, 1502720, 1953536, 2441920, 3907072, 4883840, 9767680, 19535360]

約数ペア:

[(1, 19535360), (2, 9767680), (4, 4883840), (5, 3907072), (8, 2441920), (10, 1953536), (13, 1502720), (16, 1220960), (20, 976768), (26, 751360), (32, 610480), (40, 488384), (52, 375680), (64, 305240), (65, 300544), (80, 244192), (104, 187840), (128, 152620), (130, 150272), (160, 122096), (208, 93920), (256, 76310), (260, 75136), (320, 61048), (416, 46960), (512, 38155), (520, 37568), (587, 33280), (640, 30524), (832, 23480), (1040, 18784), (1174, 16640), (1280, 15262), (1664, 11740), (2080, 9392), (2348, 8320), (2560, 7631), (2935, 6656), (3328, 5870), (4160, 4696)]