189109012

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 350380800

約数和(自身を除く): 161271788

約数列:

[1, 2, 4, 43, 47, 86, 94, 149, 157, 172, 188, 298, 314, 596, 628, 2021, 4042, 6407, 6751, 7003, 7379, 8084, 12814, 13502, 14006, 14758, 23393, 25628, 27004, 28012, 29516, 46786, 93572, 301129, 317297, 602258, 634594, 1005899, 1099471, 1204516, 1269188, 2011798, 2198942, 4023596, 4397884, 47277253, 94554506, 189109012]

約数ペア:

[(1, 189109012), (2, 94554506), (4, 47277253), (43, 4397884), (47, 4023596), (86, 2198942), (94, 2011798), (149, 1269188), (157, 1204516), (172, 1099471), (188, 1005899), (298, 634594), (314, 602258), (596, 317297), (628, 301129), (2021, 93572), (4042, 46786), (6407, 29516), (6751, 28012), (7003, 27004), (7379, 25628), (8084, 23393), (12814, 14758), (13502, 14006)]