20156989162

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1\times {\mathrm{8747}}^1$

素因数の和:9126

約数の個数: 32

約数和(自身を含む): 31347933120

約数和(自身を除く): 11190943958

約数列:

[1, 2, 41, 82, 157, 179, 314, 358, 6437, 7339, 8747, 12874, 14678, 17494, 28103, 56206, 358627, 717254, 1152223, 1373279, 1565713, 2304446, 2746558, 3131426, 56304439, 64194233, 112608878, 128388466, 245816941, 491633882, 10078494581, 20156989162]

約数ペア:

[(1, 20156989162), (2, 10078494581), (41, 491633882), (82, 245816941), (157, 128388466), (179, 112608878), (314, 64194233), (358, 56304439), (6437, 3131426), (7339, 2746558), (8747, 2304446), (12874, 1565713), (14678, 1373279), (17494, 1152223), (28103, 717254), (56206, 358627)]