18910684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{1013}}^1$

素因数の和:1389

約数の個数: 24

約数和(自身を含む): 35773920

約数和(自身を除く): 16863236

約数列:

[1, 2, 4, 13, 26, 52, 359, 718, 1013, 1436, 2026, 4052, 4667, 9334, 13169, 18668, 26338, 52676, 363667, 727334, 1454668, 4727671, 9455342, 18910684]

約数ペア:

[(1, 18910684), (2, 9455342), (4, 4727671), (13, 1454668), (26, 727334), (52, 363667), (359, 52676), (718, 26338), (1013, 18668), (1436, 13169), (2026, 9334), (4052, 4667)]