19981834

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{2459}}^1$

素因数の和:2717

約数の個数: 16

約数和(自身を含む): 31881600

約数和(自身を除く): 11899766

約数列:

[1, 2, 17, 34, 239, 478, 2459, 4063, 4918, 8126, 41803, 83606, 587701, 1175402, 9990917, 19981834]

約数ペア:

[(1, 19981834), (2, 9990917), (17, 1175402), (34, 587701), (239, 83606), (478, 41803), (2459, 8126), (4063, 4918)]