18715270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{6521}}^1$

素因数の和:6576

約数の個数: 32

約数和(自身を含む): 39445056

約数和(自身を除く): 20729786

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870, 6521, 13042, 32605, 45647, 65210, 91294, 228235, 267361, 456470, 534722, 1336805, 1871527, 2673610, 3743054, 9357635, 18715270]

約数ペア:

[(1, 18715270), (2, 9357635), (5, 3743054), (7, 2673610), (10, 1871527), (14, 1336805), (35, 534722), (41, 456470), (70, 267361), (82, 228235), (205, 91294), (287, 65210), (410, 45647), (574, 32605), (1435, 13042), (2870, 6521)]