18667038

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2689}}^1$

素因数の和:2796

約数の個数: 32

約数和(自身を含む): 40672800

約数和(自身を除く): 22005762

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 2689, 3471, 5378, 6942, 8067, 16134, 34957, 69914, 104871, 209742, 239321, 478642, 717963, 1435926, 3111173, 6222346, 9333519, 18667038]

約数ペア:

[(1, 18667038), (2, 9333519), (3, 6222346), (6, 3111173), (13, 1435926), (26, 717963), (39, 478642), (78, 239321), (89, 209742), (178, 104871), (267, 69914), (534, 34957), (1157, 16134), (2314, 8067), (2689, 6942), (3471, 5378)]