19081422

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:417

約数の個数: 48

約数和(自身を含む): 42934320

約数和(自身を除く): 23852898

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 89, 129, 178, 258, 267, 277, 387, 534, 554, 774, 801, 831, 1602, 1662, 2493, 3827, 4986, 7654, 11481, 11911, 22962, 23822, 24653, 34443, 35733, 49306, 68886, 71466, 73959, 107199, 147918, 214398, 221877, 443754, 1060079, 2120158, 3180237, 6360474, 9540711, 19081422]

約数ペア:

[(1, 19081422), (2, 9540711), (3, 6360474), (6, 3180237), (9, 2120158), (18, 1060079), (43, 443754), (86, 221877), (89, 214398), (129, 147918), (178, 107199), (258, 73959), (267, 71466), (277, 68886), (387, 49306), (534, 35733), (554, 34443), (774, 24653), (801, 23822), (831, 22962), (1602, 11911), (1662, 11481), (2493, 7654), (3827, 4986)]