20175386

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131009}}^1$

素因数の和:131029

約数の個数: 16

約数和(自身を含む): 37730880

約数和(自身を除く): 17555494

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 131009, 262018, 917063, 1441099, 1834126, 2882198, 10087693, 20175386]

約数ペア:

[(1, 20175386), (2, 10087693), (7, 2882198), (11, 1834126), (14, 1441099), (22, 917063), (77, 262018), (154, 131009)]