20599784

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{167}}^1\times {\mathrm{907}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 41186880

約数和(自身を除く): 20587096

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 167, 334, 668, 907, 1336, 1814, 2839, 3628, 5678, 7256, 11356, 15419, 22712, 30838, 61676, 123352, 151469, 302938, 605876, 1211752, 2574973, 5149946, 10299892, 20599784]

約数ペア:

[(1, 20599784), (2, 10299892), (4, 5149946), (8, 2574973), (17, 1211752), (34, 605876), (68, 302938), (136, 151469), (167, 123352), (334, 61676), (668, 30838), (907, 22712), (1336, 15419), (1814, 11356), (2839, 7256), (3628, 5678)]