20960724

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{617}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 51912000

約数和(自身を除く): 30951276

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 149, 228, 298, 447, 596, 617, 894, 1234, 1788, 1851, 2468, 2831, 3702, 5662, 7404, 8493, 11324, 11723, 16986, 23446, 33972, 35169, 46892, 70338, 91933, 140676, 183866, 275799, 367732, 551598, 1103196, 1746727, 3493454, 5240181, 6986908, 10480362, 20960724]

約数ペア:

[(1, 20960724), (2, 10480362), (3, 6986908), (4, 5240181), (6, 3493454), (12, 1746727), (19, 1103196), (38, 551598), (57, 367732), (76, 275799), (114, 183866), (149, 140676), (228, 91933), (298, 70338), (447, 46892), (596, 35169), (617, 33972), (894, 23446), (1234, 16986), (1788, 11723), (1851, 11324), (2468, 8493), (2831, 7404), (3702, 5662)]