20471447039

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{7789}}^1$

素因数の和:8007

約数の個数: 32

約数和(自身を含む): 23332608000

約数和(自身を除く): 2861160961

約数列:

[1, 17, 19, 79, 103, 323, 1343, 1501, 1751, 1957, 7789, 8137, 25517, 33269, 132413, 138329, 147991, 154603, 615331, 802267, 2515847, 2628251, 10460627, 11691289, 13638539, 15243073, 63379093, 198751913, 259132241, 1077444581, 1204202767, 20471447039]

約数ペア:

[(1, 20471447039), (17, 1204202767), (19, 1077444581), (79, 259132241), (103, 198751913), (323, 63379093), (1343, 15243073), (1501, 13638539), (1751, 11691289), (1957, 10460627), (7789, 2628251), (8137, 2515847), (25517, 802267), (33269, 615331), (132413, 154603), (138329, 147991)]