18012855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9029}}^1$

素因数の和:9063

約数の個数: 32

約数和(自身を含む): 34675200

約数和(自身を除く): 16662345

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 9029, 27087, 45145, 63203, 135435, 171551, 189609, 316015, 514653, 857755, 948045, 1200857, 2573265, 3602571, 6004285, 18012855]

約数ペア:

[(1, 18012855), (3, 6004285), (5, 3602571), (7, 2573265), (15, 1200857), (19, 948045), (21, 857755), (35, 514653), (57, 316015), (95, 189609), (105, 171551), (133, 135435), (285, 63203), (399, 45145), (665, 27087), (1995, 9029)]