20172622615

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1\times {\mathrm{257}}^1\times {\mathrm{881}}^1$

素因数の和:1419

約数の個数: 32

約数和(自身を含む): 24707120256

約数和(自身を除く): 4534497641

約数列:

[1, 5, 103, 173, 257, 515, 865, 881, 1285, 4405, 17819, 26471, 44461, 89095, 90743, 132355, 152413, 222305, 226417, 453715, 762065, 1132085, 4579483, 15698539, 22897415, 23320951, 39170141, 78492695, 116604755, 195850705, 4034524523, 20172622615]

約数ペア:

[(1, 20172622615), (5, 4034524523), (103, 195850705), (173, 116604755), (257, 78492695), (515, 39170141), (865, 23320951), (881, 22897415), (1285, 15698539), (4405, 4579483), (17819, 1132085), (26471, 762065), (44461, 453715), (89095, 226417), (90743, 222305), (132355, 152413)]