19791578

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 32970240

約数和(自身を除く): 13178662

約数列:

[1, 2, 19, 31, 38, 53, 62, 106, 317, 589, 634, 1007, 1178, 1643, 2014, 3286, 6023, 9827, 12046, 16801, 19654, 31217, 33602, 62434, 186713, 319219, 373426, 520831, 638438, 1041662, 9895789, 19791578]

約数ペア:

[(1, 19791578), (2, 9895789), (19, 1041662), (31, 638438), (38, 520831), (53, 373426), (62, 319219), (106, 186713), (317, 62434), (589, 33602), (634, 31217), (1007, 19654), (1178, 16801), (1643, 12046), (2014, 9827), (3286, 6023)]