20744152

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18133}}^1$

素因数の和:18163

約数の個数: 32

約数和(自身を含む): 45697680

約数和(自身を除く): 24953528

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 18133, 36266, 72532, 145064, 199463, 235729, 398926, 471458, 797852, 942916, 1595704, 1885832, 2593019, 5186038, 10372076, 20744152]

約数ペア:

[(1, 20744152), (2, 10372076), (4, 5186038), (8, 2593019), (11, 1885832), (13, 1595704), (22, 942916), (26, 797852), (44, 471458), (52, 398926), (88, 235729), (104, 199463), (143, 145064), (286, 72532), (572, 36266), (1144, 18133)]