17955448

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10343}}^1$

素因数の和:10387

約数の個数: 32

約数和(自身を含む): 39720960

約数和(自身を除く): 21765512

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 10343, 20686, 41372, 72401, 82744, 144802, 289604, 320633, 579208, 641266, 1282532, 2244431, 2565064, 4488862, 8977724, 17955448]

約数ペア:

[(1, 17955448), (2, 8977724), (4, 4488862), (7, 2565064), (8, 2244431), (14, 1282532), (28, 641266), (31, 579208), (56, 320633), (62, 289604), (124, 144802), (217, 82744), (248, 72401), (434, 41372), (868, 20686), (1736, 10343)]