18843201358

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1\times {\mathrm{306563}}^1$

素因数の和:307059

約数の個数: 16

約数和(自身を含む): 28720141776

約数和(自身を除く): 9876940418

約数列:

[1, 2, 73, 146, 421, 842, 30733, 61466, 306563, 613126, 22379099, 44758198, 129063023, 258126046, 9421600679, 18843201358]

約数ペア:

[(1, 18843201358), (2, 9421600679), (73, 258126046), (146, 129063023), (421, 44758198), (842, 22379099), (30733, 613126), (61466, 306563)]