646064638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{4007}}^1\times {\mathrm{4243}}^1$

素因数の和:8271

約数の個数: 16

約数和(自身を含む): 1020597120

約数和(自身を除く): 374532482

約数列:

[1, 2, 19, 38, 4007, 4243, 8014, 8486, 76133, 80617, 152266, 161234, 17001701, 34003402, 323032319, 646064638]

約数ペア:

[(1, 646064638), (2, 323032319), (19, 34003402), (38, 17001701), (4007, 161234), (4243, 152266), (8014, 80617), (8486, 76133)]