19014713240

素因数分解:

$2^3\times 5^1\times {\mathrm{21061}}^1\times {\mathrm{22571}}^1$

素因数の和:43643

約数の個数: 32

約数和(自身を含む): 42787031760

約数和(自身を除く): 23772318520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 21061, 22571, 42122, 45142, 84244, 90284, 105305, 112855, 168488, 180568, 210610, 225710, 421220, 451420, 842440, 902840, 475367831, 950735662, 1901471324, 2376839155, 3802942648, 4753678310, 9507356620, 19014713240]

約数ペア:

[(1, 19014713240), (2, 9507356620), (4, 4753678310), (5, 3802942648), (8, 2376839155), (10, 1901471324), (20, 950735662), (40, 475367831), (21061, 902840), (22571, 842440), (42122, 451420), (45142, 421220), (84244, 225710), (90284, 210610), (105305, 180568), (112855, 168488)]