19246448

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5443}}^1$

素因数の和:5481

約数の個数: 40

約数和(自身を含む): 42528528

約数和(自身を除く): 23282080

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 5443, 10886, 21772, 43544, 70759, 87088, 92531, 141518, 185062, 283036, 370124, 566072, 740248, 1132144, 1202903, 1480496, 2405806, 4811612, 9623224, 19246448]

約数ペア:

[(1, 19246448), (2, 9623224), (4, 4811612), (8, 2405806), (13, 1480496), (16, 1202903), (17, 1132144), (26, 740248), (34, 566072), (52, 370124), (68, 283036), (104, 185062), (136, 141518), (208, 92531), (221, 87088), (272, 70759), (442, 43544), (884, 21772), (1768, 10886), (3536, 5443)]