20391144

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{22963}}^1$

素因数の和:23009

約数の個数: 32

約数和(自身を含む): 52357920

約数和(自身を除く): 31966776

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 888, 22963, 45926, 68889, 91852, 137778, 183704, 275556, 551112, 849631, 1699262, 2548893, 3398524, 5097786, 6797048, 10195572, 20391144]

約数ペア:

[(1, 20391144), (2, 10195572), (3, 6797048), (4, 5097786), (6, 3398524), (8, 2548893), (12, 1699262), (24, 849631), (37, 551112), (74, 275556), (111, 183704), (148, 137778), (222, 91852), (296, 68889), (444, 45926), (888, 22963)]