19412944

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{39139}}^1$

素因数の和:39178

約数の個数: 20

約数和(自身を含む): 38826880

約数和(自身を除く): 19413936

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 39139, 78278, 156556, 313112, 626224, 1213309, 2426618, 4853236, 9706472, 19412944]

約数ペア:

[(1, 19412944), (2, 9706472), (4, 4853236), (8, 2426618), (16, 1213309), (31, 626224), (62, 313112), (124, 156556), (248, 78278), (496, 39139)]