19876324330

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{68447}}^1$

素因数の和:68934

約数の個数: 32

約数和(自身を含む): 36370529280

約数和(自身を除く): 16494204950

約数列:

[1, 2, 5, 10, 71, 142, 355, 409, 710, 818, 2045, 4090, 29039, 58078, 68447, 136894, 145195, 290390, 342235, 684470, 4859737, 9719474, 24298685, 27994823, 48597370, 55989646, 139974115, 279948230, 1987632433, 3975264866, 9938162165, 19876324330]

約数ペア:

[(1, 19876324330), (2, 9938162165), (5, 3975264866), (10, 1987632433), (71, 279948230), (142, 139974115), (355, 55989646), (409, 48597370), (710, 27994823), (818, 24298685), (2045, 9719474), (4090, 4859737), (29039, 684470), (58078, 342235), (68447, 290390), (136894, 145195)]