19319144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{431}}^2$

素因数の和:881

約数の個数: 24

約数和(自身を含む): 39100530

約数和(自身を除く): 19781386

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 431, 862, 1724, 3448, 5603, 11206, 22412, 44824, 185761, 371522, 743044, 1486088, 2414893, 4829786, 9659572, 19319144]

約数ペア:

[(1, 19319144), (2, 9659572), (4, 4829786), (8, 2414893), (13, 1486088), (26, 743044), (52, 371522), (104, 185761), (431, 44824), (862, 22412), (1724, 11206), (3448, 5603)]