19830645121

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{463}}^1\times {\mathrm{2089}}^1$

素因数の和:2689

約数の個数: 32

約数和(自身を含む): 23739724800

約数和(自身を除く): 3909079679

約数列:

[1, 7, 29, 101, 203, 463, 707, 2089, 2929, 3241, 13427, 14623, 20503, 46763, 60581, 93989, 210989, 327341, 424067, 967207, 1356127, 1476923, 6118681, 6770449, 9492889, 28049003, 42830767, 97687907, 196343021, 683815349, 2832949303, 19830645121]

約数ペア:

[(1, 19830645121), (7, 2832949303), (29, 683815349), (101, 196343021), (203, 97687907), (463, 42830767), (707, 28049003), (2089, 9492889), (2929, 6770449), (3241, 6118681), (13427, 1476923), (14623, 1356127), (20503, 967207), (46763, 424067), (60581, 327341), (93989, 210989)]