20121550856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{2097743}}^1$

素因数の和:2097869

約数の個数: 32

約数和(自身を含む): 41535331200

約数和(自身を除く): 21413780344

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 436, 872, 1199, 2398, 4796, 9592, 2097743, 4195486, 8390972, 16781944, 23075173, 46150346, 92300692, 184601384, 228653987, 457307974, 914615948, 1829231896, 2515193857, 5030387714, 10060775428, 20121550856]

約数ペア:

[(1, 20121550856), (2, 10060775428), (4, 5030387714), (8, 2515193857), (11, 1829231896), (22, 914615948), (44, 457307974), (88, 228653987), (109, 184601384), (218, 92300692), (436, 46150346), (872, 23075173), (1199, 16781944), (2398, 8390972), (4796, 4195486), (9592, 2097743)]