18438459

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:299

約数の個数: 32

約数和(自身を含む): 27783168

約数和(自身を除く): 9344709

約数列:

[1, 3, 13, 31, 39, 93, 101, 151, 303, 403, 453, 1209, 1313, 1963, 3131, 3939, 4681, 5889, 9393, 14043, 15251, 40703, 45753, 60853, 122109, 182559, 198263, 472781, 594789, 1418343, 6146153, 18438459]

約数ペア:

[(1, 18438459), (3, 6146153), (13, 1418343), (31, 594789), (39, 472781), (93, 198263), (101, 182559), (151, 122109), (303, 60853), (403, 45753), (453, 40703), (1209, 15251), (1313, 14043), (1963, 9393), (3131, 5889), (3939, 4681)]