18759364

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21221}}^1$

素因数の和:21255

約数の個数: 24

約数和(自身を含む): 37435608

約数和(自身を除く): 18676244

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 442, 884, 21221, 42442, 84884, 275873, 360757, 551746, 721514, 1103492, 1443028, 4689841, 9379682, 18759364]

約数ペア:

[(1, 18759364), (2, 9379682), (4, 4689841), (13, 1443028), (17, 1103492), (26, 721514), (34, 551746), (52, 360757), (68, 275873), (221, 84884), (442, 42442), (884, 21221)]