19252947

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{661}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 31352320

約数和(自身を除く): 12099373

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 661, 1387, 1533, 1983, 4161, 4627, 9709, 12559, 13881, 29127, 37677, 48253, 87913, 144759, 263739, 337771, 916807, 1013313, 2750421, 6417649, 19252947]

約数ペア:

[(1, 19252947), (3, 6417649), (7, 2750421), (19, 1013313), (21, 916807), (57, 337771), (73, 263739), (133, 144759), (219, 87913), (399, 48253), (511, 37677), (661, 29127), (1387, 13881), (1533, 12559), (1983, 9709), (4161, 4627)]