18491270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9109}}^1$

素因数の和:9152

約数の個数: 32

約数和(自身を含む): 39355200

約数和(自身を除く): 20863930

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9109, 18218, 45545, 63763, 91090, 127526, 264161, 318815, 528322, 637630, 1320805, 1849127, 2641610, 3698254, 9245635, 18491270]

約数ペア:

[(1, 18491270), (2, 9245635), (5, 3698254), (7, 2641610), (10, 1849127), (14, 1320805), (29, 637630), (35, 528322), (58, 318815), (70, 264161), (145, 127526), (203, 91090), (290, 63763), (406, 45545), (1015, 18218), (2030, 9109)]