18329720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5521}}^1$

素因数の和:5615

約数の個数: 32

約数和(自身を含む): 41746320

約数和(自身を除く): 23416600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 5521, 11042, 22084, 27605, 44168, 55210, 110420, 220840, 458243, 916486, 1832972, 2291215, 3665944, 4582430, 9164860, 18329720]

約数ペア:

[(1, 18329720), (2, 9164860), (4, 4582430), (5, 3665944), (8, 2291215), (10, 1832972), (20, 916486), (40, 458243), (83, 220840), (166, 110420), (332, 55210), (415, 44168), (664, 27605), (830, 22084), (1660, 11042), (3320, 5521)]