20280606723

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{18713}}^1$

素因数の和:18948

約数の個数: 48

約数和(自身を含む): 32288387040

約数和(自身を除く): 12007780317

約数列:

[1, 3, 9, 13, 39, 59, 117, 157, 177, 471, 531, 767, 1413, 2041, 2301, 6123, 6903, 9263, 18369, 18713, 27789, 56139, 83367, 120419, 168417, 243269, 361257, 729807, 1083771, 1104067, 2189421, 2937941, 3312201, 8813823, 9936603, 14352871, 26441469, 38193233, 43058613, 114579699, 129175839, 173338519, 343739097, 520015557, 1560046671, 2253400747, 6760202241, 20280606723]

約数ペア:

[(1, 20280606723), (3, 6760202241), (9, 2253400747), (13, 1560046671), (39, 520015557), (59, 343739097), (117, 173338519), (157, 129175839), (177, 114579699), (471, 43058613), (531, 38193233), (767, 26441469), (1413, 14352871), (2041, 9936603), (2301, 8813823), (6123, 3312201), (6903, 2937941), (9263, 2189421), (18369, 1104067), (18713, 1083771), (27789, 729807), (56139, 361257), (83367, 243269), (120419, 168417)]