2018165978

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{4243}}^1\times {\mathrm{12517}}^1$

素因数の和:16781

約数の個数: 16

約数和(自身を含む): 3187583520

約数和(自身を除く): 1169417542

約数列:

[1, 2, 19, 38, 4243, 8486, 12517, 25034, 80617, 161234, 237823, 475646, 53109631, 106219262, 1009082989, 2018165978]

約数ペア:

[(1, 2018165978), (2, 1009082989), (19, 106219262), (38, 53109631), (4243, 475646), (8486, 237823), (12517, 161234), (25034, 80617)]