20910442

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{853}}^1$

素因数の和:982

約数の個数: 32

約数和(自身を含む): 38368512

約数和(自身を除く): 17458070

約数列:

[1, 2, 7, 14, 17, 34, 103, 119, 206, 238, 721, 853, 1442, 1706, 1751, 3502, 5971, 11942, 12257, 14501, 24514, 29002, 87859, 101507, 175718, 203014, 615013, 1230026, 1493603, 2987206, 10455221, 20910442]

約数ペア:

[(1, 20910442), (2, 10455221), (7, 2987206), (14, 1493603), (17, 1230026), (34, 615013), (103, 203014), (119, 175718), (206, 101507), (238, 87859), (721, 29002), (853, 24514), (1442, 14501), (1706, 12257), (1751, 11942), (3502, 5971)]