20198930

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{33113}}^1$

素因数の和:33181

約数の個数: 16

約数和(自身を含む): 36955224

約数和(自身を除く): 16756294

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 33113, 66226, 165565, 331130, 2019893, 4039786, 10099465, 20198930]

約数ペア:

[(1, 20198930), (2, 10099465), (5, 4039786), (10, 2019893), (61, 331130), (122, 165565), (305, 66226), (610, 33113)]