19997976

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{26879}}^1$

素因数の和:26919

約数の個数: 32

約数和(自身を含む): 51609600

約数和(自身を除く): 31611624

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 26879, 53758, 80637, 107516, 161274, 215032, 322548, 645096, 833249, 1666498, 2499747, 3332996, 4999494, 6665992, 9998988, 19997976]

約数ペア:

[(1, 19997976), (2, 9998988), (3, 6665992), (4, 4999494), (6, 3332996), (8, 2499747), (12, 1666498), (24, 833249), (31, 645096), (62, 322548), (93, 215032), (124, 161274), (186, 107516), (248, 80637), (372, 53758), (744, 26879)]