20778832818

素因数分解:

$2^1\times 3^2\times {\mathrm{101}}^1\times {\mathrm{1093}}^1\times {\mathrm{10457}}^1$

素因数の和:11659

約数の個数: 48

約数和(自身を含む): 45512504856

約数和(自身を除く): 24733672038

約数列:

[1, 2, 3, 6, 9, 18, 101, 202, 303, 606, 909, 1093, 1818, 2186, 3279, 6558, 9837, 10457, 19674, 20914, 31371, 62742, 94113, 110393, 188226, 220786, 331179, 662358, 993537, 1056157, 1987074, 2112314, 3168471, 6336942, 9505413, 11429501, 19010826, 22859002, 34288503, 68577006, 102865509, 205731018, 1154379601, 2308759202, 3463138803, 6926277606, 10389416409, 20778832818]

約数ペア:

[(1, 20778832818), (2, 10389416409), (3, 6926277606), (6, 3463138803), (9, 2308759202), (18, 1154379601), (101, 205731018), (202, 102865509), (303, 68577006), (606, 34288503), (909, 22859002), (1093, 19010826), (1818, 11429501), (2186, 9505413), (3279, 6336942), (6558, 3168471), (9837, 2112314), (10457, 1987074), (19674, 1056157), (20914, 993537), (31371, 662358), (62742, 331179), (94113, 220786), (110393, 188226)]