19448937

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{421}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 30384000

約数和(自身を除く): 10935063

約数列:

[1, 3, 9, 27, 29, 59, 87, 177, 261, 421, 531, 783, 1263, 1593, 1711, 3789, 5133, 11367, 12209, 15399, 24839, 36627, 46197, 74517, 109881, 223551, 329643, 670653, 720331, 2160993, 6482979, 19448937]

約数ペア:

[(1, 19448937), (3, 6482979), (9, 2160993), (27, 720331), (29, 670653), (59, 329643), (87, 223551), (177, 109881), (261, 74517), (421, 46197), (531, 36627), (783, 24839), (1263, 15399), (1593, 12209), (1711, 11367), (3789, 5133)]