18767870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{2797}}^1$

素因数の和:2876

約数の個数: 32

約数和(自身を含む): 37470816

約数和(自身を除く): 18702946

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 2797, 3355, 5594, 6710, 13985, 27970, 30767, 61534, 153835, 170617, 307670, 341234, 853085, 1706170, 1876787, 3753574, 9383935, 18767870]

約数ペア:

[(1, 18767870), (2, 9383935), (5, 3753574), (10, 1876787), (11, 1706170), (22, 853085), (55, 341234), (61, 307670), (110, 170617), (122, 153835), (305, 61534), (610, 30767), (671, 27970), (1342, 13985), (2797, 6710), (3355, 5594)]