31890778

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{673}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 53380800

約数和(自身を除く): 21490022

約数列:

[1, 2, 19, 29, 38, 43, 58, 86, 551, 673, 817, 1102, 1247, 1346, 1634, 2494, 12787, 19517, 23693, 25574, 28939, 39034, 47386, 57878, 370823, 549841, 741646, 839231, 1099682, 1678462, 15945389, 31890778]

約数ペア:

[(1, 31890778), (2, 15945389), (19, 1678462), (29, 1099682), (38, 839231), (43, 741646), (58, 549841), (86, 370823), (551, 57878), (673, 47386), (817, 39034), (1102, 28939), (1247, 25574), (1346, 23693), (1634, 19517), (2494, 12787)]