17919356

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2591}}^1$

素因数の和:2634

約数の個数: 48

約数和(自身を含む): 40642560

約数和(自身を除く): 22723204

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 2591, 3458, 5182, 6916, 10364, 18137, 33683, 36274, 49229, 67366, 72548, 98458, 134732, 196916, 235781, 344603, 471562, 639977, 689206, 943124, 1279954, 1378412, 2559908, 4479839, 8959678, 17919356]

約数ペア:

[(1, 17919356), (2, 8959678), (4, 4479839), (7, 2559908), (13, 1378412), (14, 1279954), (19, 943124), (26, 689206), (28, 639977), (38, 471562), (52, 344603), (76, 235781), (91, 196916), (133, 134732), (182, 98458), (247, 72548), (266, 67366), (364, 49229), (494, 36274), (532, 33683), (988, 18137), (1729, 10364), (2591, 6916), (3458, 5182)]