20170893885

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{986593}}^1$

素因数の和:986677

約数の個数: 32

約数和(自身を含む): 34096688640

約数和(自身を除く): 13925794755

約数列:

[1, 3, 5, 15, 29, 47, 87, 141, 145, 235, 435, 705, 1363, 4089, 6815, 20445, 986593, 2959779, 4932965, 14798895, 28611197, 46369871, 85833591, 139109613, 143055985, 231849355, 429167955, 695548065, 1344726259, 4034178777, 6723631295, 20170893885]

約数ペア:

[(1, 20170893885), (3, 6723631295), (5, 4034178777), (15, 1344726259), (29, 695548065), (47, 429167955), (87, 231849355), (141, 143055985), (145, 139109613), (235, 85833591), (435, 46369871), (705, 28611197), (1363, 14798895), (4089, 4932965), (6815, 2959779), (20445, 986593)]