18897858

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{6521}}^1$

素因数の和:6559

約数の個数: 48

約数和(自身を含む): 48836736

約数和(自身を除く): 29938878

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 6521, 13042, 19563, 39126, 45647, 58689, 91294, 117378, 136941, 149983, 273882, 299966, 410823, 449949, 821646, 899898, 1049881, 1349847, 2099762, 2699694, 3149643, 6299286, 9448929, 18897858]

約数ペア:

[(1, 18897858), (2, 9448929), (3, 6299286), (6, 3149643), (7, 2699694), (9, 2099762), (14, 1349847), (18, 1049881), (21, 899898), (23, 821646), (42, 449949), (46, 410823), (63, 299966), (69, 273882), (126, 149983), (138, 136941), (161, 117378), (207, 91294), (322, 58689), (414, 45647), (483, 39126), (966, 19563), (1449, 13042), (2898, 6521)]