20164697865

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{131063}}^1$

素因数の和:131350

約数の個数: 48

約数和(自身を含む): 37784178432

約数和(自身を除く): 17619480567

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 263, 585, 789, 1315, 2367, 3419, 3945, 10257, 11835, 17095, 30771, 51285, 131063, 153855, 393189, 655315, 1179567, 1703819, 1965945, 5111457, 5897835, 8519095, 15334371, 25557285, 34469569, 76671855, 103408707, 172347845, 310226121, 448104397, 517043535, 1344313191, 1551130605, 2240521985, 4032939573, 6721565955, 20164697865]

約数ペア:

[(1, 20164697865), (3, 6721565955), (5, 4032939573), (9, 2240521985), (13, 1551130605), (15, 1344313191), (39, 517043535), (45, 448104397), (65, 310226121), (117, 172347845), (195, 103408707), (263, 76671855), (585, 34469569), (789, 25557285), (1315, 15334371), (2367, 8519095), (3419, 5897835), (3945, 5111457), (10257, 1965945), (11835, 1703819), (17095, 1179567), (30771, 655315), (51285, 393189), (131063, 153855)]