18125655180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2306063}}^1$

素因数の和:2306206

約数の個数: 48

約数和(自身を含む): 51139275264

約数和(自身を除く): 33013620084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 131, 262, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3930, 7860, 2306063, 4612126, 6918189, 9224252, 11530315, 13836378, 23060630, 27672756, 34590945, 46121260, 69181890, 138363780, 302094253, 604188506, 906282759, 1208377012, 1510471265, 1812565518, 3020942530, 3625131036, 4531413795, 6041885060, 9062827590, 18125655180]

約数ペア:

[(1, 18125655180), (2, 9062827590), (3, 6041885060), (4, 4531413795), (5, 3625131036), (6, 3020942530), (10, 1812565518), (12, 1510471265), (15, 1208377012), (20, 906282759), (30, 604188506), (60, 302094253), (131, 138363780), (262, 69181890), (393, 46121260), (524, 34590945), (655, 27672756), (786, 23060630), (1310, 13836378), (1572, 11530315), (1965, 9224252), (2620, 6918189), (3930, 4612126), (7860, 2306063)]