18379676

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 38329536

約数和(自身を除く): 19949860

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 113, 148, 157, 226, 259, 314, 452, 518, 628, 791, 1036, 1099, 1582, 2198, 3164, 4181, 4396, 5809, 8362, 11618, 16724, 17741, 23236, 29267, 35482, 40663, 58534, 70964, 81326, 117068, 124187, 162652, 248374, 496748, 656417, 1312834, 2625668, 4594919, 9189838, 18379676]

約数ペア:

[(1, 18379676), (2, 9189838), (4, 4594919), (7, 2625668), (14, 1312834), (28, 656417), (37, 496748), (74, 248374), (113, 162652), (148, 124187), (157, 117068), (226, 81326), (259, 70964), (314, 58534), (452, 40663), (518, 35482), (628, 29267), (791, 23236), (1036, 17741), (1099, 16724), (1582, 11618), (2198, 8362), (3164, 5809), (4181, 4396)]