18287028

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{13729}}^1$

素因数の和:13776

約数の個数: 36

約数和(自身を含む): 47478340

約数和(自身を除く): 29191312

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 13729, 27458, 41187, 54916, 82374, 123561, 164748, 247122, 494244, 507973, 1015946, 1523919, 2031892, 3047838, 4571757, 6095676, 9143514, 18287028]

約数ペア:

[(1, 18287028), (2, 9143514), (3, 6095676), (4, 4571757), (6, 3047838), (9, 2031892), (12, 1523919), (18, 1015946), (36, 507973), (37, 494244), (74, 247122), (111, 164748), (148, 123561), (222, 82374), (333, 54916), (444, 41187), (666, 27458), (1332, 13729)]