202170978

素因数分解:

$2^1\times 3^4\times {\mathrm{1247969}}^1$

素因数の和:1247983

約数の個数: 20

約数和(自身を含む): 453013110

約数和(自身を除く): 250842132

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1247969, 2495938, 3743907, 7487814, 11231721, 22463442, 33695163, 67390326, 101085489, 202170978]

約数ペア:

[(1, 202170978), (2, 101085489), (3, 67390326), (6, 33695163), (9, 22463442), (18, 11231721), (27, 7487814), (54, 3743907), (81, 2495938), (162, 1247969)]