19236854

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5563}}^1$

素因数の和:5604

約数の個数: 32

約数和(自身を含む): 37390080

約数和(自身を除く): 18153226

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 494, 1729, 3458, 5563, 11126, 38941, 72319, 77882, 105697, 144638, 211394, 506233, 739879, 1012466, 1374061, 1479758, 2748122, 9618427, 19236854]

約数ペア:

[(1, 19236854), (2, 9618427), (7, 2748122), (13, 1479758), (14, 1374061), (19, 1012466), (26, 739879), (38, 506233), (91, 211394), (133, 144638), (182, 105697), (247, 77882), (266, 72319), (494, 38941), (1729, 11126), (3458, 5563)]