15181986290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79905191}}^1$

素因数の和:79905217

約数の個数: 16

約数和(自身を含む): 28765869120

約数和(自身を除く): 13583882830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 79905191, 159810382, 399525955, 799051910, 1518198629, 3036397258, 7590993145, 15181986290]

約数ペア:

[(1, 15181986290), (2, 7590993145), (5, 3036397258), (10, 1518198629), (19, 799051910), (38, 399525955), (95, 159810382), (190, 79905191)]