20186055

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26387}}^1$

素因数の和:26415

約数の個数: 24

約数和(自身を含む): 37048752

約数和(自身を除く): 16862697

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 26387, 79161, 131935, 237483, 395805, 448579, 1187415, 1345737, 2242895, 4037211, 6728685, 20186055]

約数ペア:

[(1, 20186055), (3, 6728685), (5, 4037211), (9, 2242895), (15, 1345737), (17, 1187415), (45, 448579), (51, 395805), (85, 237483), (153, 131935), (255, 79161), (765, 26387)]