20403291255

素因数分解:

$3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1\times {\mathrm{65867}}^1$

素因数の和:66175

約数の個数: 32

約数和(自身を含む): 33121592064

約数和(自身を除く): 12718300809

約数列:

[1, 3, 5, 15, 107, 193, 321, 535, 579, 965, 1605, 2895, 20651, 61953, 65867, 103255, 197601, 309765, 329335, 988005, 7047769, 12712331, 21143307, 35238845, 38136993, 63561655, 105716535, 190684965, 1360219417, 4080658251, 6801097085, 20403291255]

約数ペア:

[(1, 20403291255), (3, 6801097085), (5, 4080658251), (15, 1360219417), (107, 190684965), (193, 105716535), (321, 63561655), (535, 38136993), (579, 35238845), (965, 21143307), (1605, 12712331), (2895, 7047769), (20651, 988005), (61953, 329335), (65867, 309765), (103255, 197601)]