20329605

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5443}}^1$

素因数の和:5537

約数の個数: 24

約数和(自身を含む): 35669088

約数和(自身を除く): 15339483

約数列:

[1, 3, 5, 9, 15, 45, 83, 249, 415, 747, 1245, 3735, 5443, 16329, 27215, 48987, 81645, 244935, 451769, 1355307, 2258845, 4065921, 6776535, 20329605]

約数ペア:

[(1, 20329605), (3, 6776535), (5, 4065921), (9, 2258845), (15, 1355307), (45, 451769), (83, 244935), (249, 81645), (415, 48987), (747, 27215), (1245, 16329), (3735, 5443)]