2018315205

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1621}}^1$

素因数の和:2059

約数の個数: 64

約数和(自身を含む): 3755773440

約数和(自身を除く): 1737458235

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 401, 621, 1035, 1203, 1621, 2005, 3105, 3609, 4863, 6015, 8105, 9223, 10827, 14589, 18045, 24315, 27669, 37283, 43767, 46115, 54135, 72945, 83007, 111849, 138345, 186415, 218835, 249021, 335547, 415035, 559245, 650021, 1006641, 1245105, 1677735, 1950063, 3250105, 5033205, 5850189, 9750315, 14950483, 17550567, 29250945, 44851449, 74752415, 87752835, 134554347, 224257245, 403663041, 672771735, 2018315205]

約数ペア:

[(1, 2018315205), (3, 672771735), (5, 403663041), (9, 224257245), (15, 134554347), (23, 87752835), (27, 74752415), (45, 44851449), (69, 29250945), (115, 17550567), (135, 14950483), (207, 9750315), (345, 5850189), (401, 5033205), (621, 3250105), (1035, 1950063), (1203, 1677735), (1621, 1245105), (2005, 1006641), (3105, 650021), (3609, 559245), (4863, 415035), (6015, 335547), (8105, 249021), (9223, 218835), (10827, 186415), (14589, 138345), (18045, 111849), (24315, 83007), (27669, 72945), (37283, 54135), (43767, 46115)]