19549654

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 31933440

約数和(自身を除く): 12383786

約数列:

[1, 2, 29, 31, 58, 62, 83, 131, 166, 262, 899, 1798, 2407, 2573, 3799, 4061, 4814, 5146, 7598, 8122, 10873, 21746, 74617, 117769, 149234, 235538, 315317, 337063, 630634, 674126, 9774827, 19549654]

約数ペア:

[(1, 19549654), (2, 9774827), (29, 674126), (31, 630634), (58, 337063), (62, 315317), (83, 235538), (131, 149234), (166, 117769), (262, 74617), (899, 21746), (1798, 10873), (2407, 8122), (2573, 7598), (3799, 5146), (4061, 4814)]