20174817369

素因数分解:

$3^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{317}}^1\times {\mathrm{21803}}^1$

素因数の和:22269

約数の個数: 32

約数和(自身を含む): 31062850560

約数和(自身を除く): 10888033191

約数列:

[1, 3, 7, 21, 139, 317, 417, 951, 973, 2219, 2919, 6657, 21803, 44063, 65409, 132189, 152621, 308441, 457863, 925323, 3030617, 6911551, 9091851, 20734653, 21214319, 48380857, 63642957, 145142571, 960705589, 2882116767, 6724939123, 20174817369]

約数ペア:

[(1, 20174817369), (3, 6724939123), (7, 2882116767), (21, 960705589), (139, 145142571), (317, 63642957), (417, 48380857), (951, 21214319), (973, 20734653), (2219, 9091851), (2919, 6911551), (6657, 3030617), (21803, 925323), (44063, 457863), (65409, 308441), (132189, 152621)]