18706038

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{10427}}^1$

素因数の和:10468

約数の個数: 32

約数和(自身を含む): 42045696

約数和(自身を除く): 23339658

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 10427, 20854, 31281, 62562, 135551, 239821, 271102, 406653, 479642, 719463, 813306, 1438926, 3117673, 6235346, 9353019, 18706038]

約数ペア:

[(1, 18706038), (2, 9353019), (3, 6235346), (6, 3117673), (13, 1438926), (23, 813306), (26, 719463), (39, 479642), (46, 406653), (69, 271102), (78, 239821), (138, 135551), (299, 62562), (598, 31281), (897, 20854), (1794, 10427)]