20349956739

素因数分解:

$3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{231331}}^1$

素因数の和:231471

約数の個数: 32

約数和(自身を含む): 31979335680

約数和(自身を除く): 11629378941

約数列:

[1, 3, 7, 21, 59, 71, 177, 213, 413, 497, 1239, 1491, 4189, 12567, 29323, 87969, 231331, 693993, 1619317, 4857951, 13648529, 16424501, 40945587, 49273503, 95539703, 114971507, 286619109, 344914521, 969045559, 2907136677, 6783318913, 20349956739]

約数ペア:

[(1, 20349956739), (3, 6783318913), (7, 2907136677), (21, 969045559), (59, 344914521), (71, 286619109), (177, 114971507), (213, 95539703), (413, 49273503), (497, 40945587), (1239, 16424501), (1491, 13648529), (4189, 4857951), (12567, 1619317), (29323, 693993), (87969, 231331)]