20347611993

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{385087}}^1$

素因数の和:385218

約数の個数: 32

約数和(自身を含む): 32039321600

約数和(自身を除く): 11691709607

約数列:

[1, 3, 9, 19, 27, 57, 103, 171, 309, 513, 927, 1957, 2781, 5871, 17613, 52839, 385087, 1155261, 3465783, 7316653, 10397349, 21949959, 39663961, 65849877, 118991883, 197549631, 356975649, 753615259, 1070926947, 2260845777, 6782537331, 20347611993]

約数ペア:

[(1, 20347611993), (3, 6782537331), (9, 2260845777), (19, 1070926947), (27, 753615259), (57, 356975649), (103, 197549631), (171, 118991883), (309, 65849877), (513, 39663961), (927, 21949959), (1957, 10397349), (2781, 7316653), (5871, 3465783), (17613, 1155261), (52839, 385087)]