20919677274

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{20389549}}^1$

素因数の和:20389579

約数の個数: 32

約数和(自身を含む): 48934920000

約数和(自身を除く): 28015242726

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 171, 342, 513, 1026, 20389549, 40779098, 61168647, 122337294, 183505941, 367011882, 387401431, 550517823, 774802862, 1101035646, 1162204293, 2324408586, 3486612879, 6973225758, 10459838637, 20919677274]

約数ペア:

[(1, 20919677274), (2, 10459838637), (3, 6973225758), (6, 3486612879), (9, 2324408586), (18, 1162204293), (19, 1101035646), (27, 774802862), (38, 550517823), (54, 387401431), (57, 367011882), (114, 183505941), (171, 122337294), (342, 61168647), (513, 40779098), (1026, 20389549)]