19938856

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9623}}^1$

素因数の和:9673

約数の個数: 32

約数和(自身を含む): 43885440

約数和(自身を除く): 23946584

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 9623, 19246, 38492, 67361, 76984, 134722, 269444, 356051, 538888, 712102, 1424204, 2492357, 2848408, 4984714, 9969428, 19938856]

約数ペア:

[(1, 19938856), (2, 9969428), (4, 4984714), (7, 2848408), (8, 2492357), (14, 1424204), (28, 712102), (37, 538888), (56, 356051), (74, 269444), (148, 134722), (259, 76984), (296, 67361), (518, 38492), (1036, 19246), (2072, 9623)]