18245810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{4483}}^1$

素因数の和:4538

約数の個数: 32

約数和(自身を含む): 36804672

約数和(自身を除く): 18558862

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 4483, 8966, 22415, 44830, 49313, 98626, 165871, 246565, 331742, 493130, 829355, 1658710, 1824581, 3649162, 9122905, 18245810]

約数ペア:

[(1, 18245810), (2, 9122905), (5, 3649162), (10, 1824581), (11, 1658710), (22, 829355), (37, 493130), (55, 331742), (74, 246565), (110, 165871), (185, 98626), (370, 49313), (407, 44830), (814, 22415), (2035, 8966), (4070, 4483)]