31617712

素因数分解:

$2^4\times 7^1\times {\mathrm{197}}^1\times {\mathrm{1433}}^1$

素因数の和:1645

約数の個数: 40

約数和(自身を含む): 70415136

約数和(自身を除く): 38797424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 197, 394, 788, 1379, 1433, 1576, 2758, 2866, 3152, 5516, 5732, 10031, 11032, 11464, 20062, 22064, 22928, 40124, 80248, 160496, 282301, 564602, 1129204, 1976107, 2258408, 3952214, 4516816, 7904428, 15808856, 31617712]

約数ペア:

[(1, 31617712), (2, 15808856), (4, 7904428), (7, 4516816), (8, 3952214), (14, 2258408), (16, 1976107), (28, 1129204), (56, 564602), (112, 282301), (197, 160496), (394, 80248), (788, 40124), (1379, 22928), (1433, 22064), (1576, 20062), (2758, 11464), (2866, 11032), (3152, 10031), (5516, 5732)]