20176085979

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1483}}^1\times {\mathrm{12703}}^1$

素因数の和:14216

約数の個数: 48

約数和(自身を含む): 35292321792

約数和(自身を除く): 15116235813

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 1071, 1483, 4449, 10381, 12703, 13347, 25211, 31143, 38109, 75633, 88921, 93429, 114327, 176477, 215951, 226899, 266763, 529431, 647853, 800289, 1511657, 1588293, 1943559, 4534971, 13604913, 18838549, 56515647, 131869843, 169546941, 320255333, 395609529, 960765999, 1186828587, 2241787331, 2882297997, 6725361993, 20176085979]

約数ペア:

[(1, 20176085979), (3, 6725361993), (7, 2882297997), (9, 2241787331), (17, 1186828587), (21, 960765999), (51, 395609529), (63, 320255333), (119, 169546941), (153, 131869843), (357, 56515647), (1071, 18838549), (1483, 13604913), (4449, 4534971), (10381, 1943559), (12703, 1588293), (13347, 1511657), (25211, 800289), (31143, 647853), (38109, 529431), (75633, 266763), (88921, 226899), (93429, 215951), (114327, 176477)]