203480018

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{238267}}^1$

素因数の和:238337

約数の個数: 16

約数和(自身を含む): 354542784

約数和(自身を除く): 151062766

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 238267, 476534, 1667869, 3335738, 14534287, 29068574, 101740009, 203480018]

約数ペア:

[(1, 203480018), (2, 101740009), (7, 29068574), (14, 14534287), (61, 3335738), (122, 1667869), (427, 476534), (854, 238267)]