18849140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{49603}}^1$

素因数の和:49631

約数の個数: 24

約数和(自身を含む): 41667360

約数和(自身を除く): 22818220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 49603, 99206, 198412, 248015, 496030, 942457, 992060, 1884914, 3769828, 4712285, 9424570, 18849140]

約数ペア:

[(1, 18849140), (2, 9424570), (4, 4712285), (5, 3769828), (10, 1884914), (19, 992060), (20, 942457), (38, 496030), (76, 248015), (95, 198412), (190, 99206), (380, 49603)]