19147424

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:525

約数の個数: 48

約数和(自身を含む): 39916800

約数和(自身を除く): 20769376

約数列:

[1, 2, 4, 8, 16, 29, 32, 47, 58, 94, 116, 188, 232, 376, 439, 464, 752, 878, 928, 1363, 1504, 1756, 2726, 3512, 5452, 7024, 10904, 12731, 14048, 20633, 21808, 25462, 41266, 43616, 50924, 82532, 101848, 165064, 203696, 330128, 407392, 598357, 660256, 1196714, 2393428, 4786856, 9573712, 19147424]

約数ペア:

[(1, 19147424), (2, 9573712), (4, 4786856), (8, 2393428), (16, 1196714), (29, 660256), (32, 598357), (47, 407392), (58, 330128), (94, 203696), (116, 165064), (188, 101848), (232, 82532), (376, 50924), (439, 43616), (464, 41266), (752, 25462), (878, 21808), (928, 20633), (1363, 14048), (1504, 12731), (1756, 10904), (2726, 7024), (3512, 5452)]