20147816

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{8423}}^1$

素因数の和:8465

約数の個数: 32

約数和(自身を含む): 42456960

約数和(自身を除く): 22309144

約数列:

[1, 2, 4, 8, 13, 23, 26, 46, 52, 92, 104, 184, 299, 598, 1196, 2392, 8423, 16846, 33692, 67384, 109499, 193729, 218998, 387458, 437996, 774916, 875992, 1549832, 2518477, 5036954, 10073908, 20147816]

約数ペア:

[(1, 20147816), (2, 10073908), (4, 5036954), (8, 2518477), (13, 1549832), (23, 875992), (26, 774916), (46, 437996), (52, 387458), (92, 218998), (104, 193729), (184, 109499), (299, 67384), (598, 33692), (1196, 16846), (2392, 8423)]