20590164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{81707}}^1$

素因数の和:81724

約数の個数: 36

約数和(自身を含む): 59483424

約数和(自身を除く): 38893260

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 81707, 163414, 245121, 326828, 490242, 571949, 735363, 980484, 1143898, 1470726, 1715847, 2287796, 2941452, 3431694, 5147541, 6863388, 10295082, 20590164]

約数ペア:

[(1, 20590164), (2, 10295082), (3, 6863388), (4, 5147541), (6, 3431694), (7, 2941452), (9, 2287796), (12, 1715847), (14, 1470726), (18, 1143898), (21, 980484), (28, 735363), (36, 571949), (42, 490242), (63, 326828), (84, 245121), (126, 163414), (252, 81707)]