18307317

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2699}}^1$

素因数の和:2745

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 12796683

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 2699, 6783, 8097, 18893, 45883, 51281, 56679, 137649, 153843, 321181, 358967, 871777, 963543, 1076901, 2615331, 6102439, 18307317]

約数ペア:

[(1, 18307317), (3, 6102439), (7, 2615331), (17, 1076901), (19, 963543), (21, 871777), (51, 358967), (57, 321181), (119, 153843), (133, 137649), (323, 56679), (357, 51281), (399, 45883), (969, 18893), (2261, 8097), (2699, 6783)]