19325566

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1901}}^1$

素因数の和:1956

約数の個数: 32

約数和(自身を含む): 34509888

約数和(自身を除く): 15184322

約数列:

[1, 2, 13, 17, 23, 26, 34, 46, 221, 299, 391, 442, 598, 782, 1901, 3802, 5083, 10166, 24713, 32317, 43723, 49426, 64634, 87446, 420121, 568399, 743291, 840242, 1136798, 1486582, 9662783, 19325566]

約数ペア:

[(1, 19325566), (2, 9662783), (13, 1486582), (17, 1136798), (23, 840242), (26, 743291), (34, 568399), (46, 420121), (221, 87446), (299, 64634), (391, 49426), (442, 43723), (598, 32317), (782, 24713), (1901, 10166), (3802, 5083)]