18069987

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1229}}^1$

素因数の和:1287

約数の個数: 24

約数和(自身を含む): 27010800

約数和(自身を除く): 8940813

約数列:

[1, 3, 13, 29, 39, 87, 169, 377, 507, 1131, 1229, 3687, 4901, 14703, 15977, 35641, 47931, 106923, 207701, 463333, 623103, 1389999, 6023329, 18069987]

約数ペア:

[(1, 18069987), (3, 6023329), (13, 1389999), (29, 623103), (39, 463333), (87, 207701), (169, 106923), (377, 47931), (507, 35641), (1131, 15977), (1229, 14703), (3687, 4901)]