20046944

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:927

約数の個数: 48

約数和(自身を含む): 42810768

約数和(自身を除く): 22763824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 68, 86, 136, 172, 272, 344, 544, 688, 731, 857, 1376, 1462, 1714, 2924, 3428, 5848, 6856, 11696, 13712, 14569, 23392, 27424, 29138, 36851, 58276, 73702, 116552, 147404, 233104, 294808, 466208, 589616, 626467, 1179232, 1252934, 2505868, 5011736, 10023472, 20046944]

約数ペア:

[(1, 20046944), (2, 10023472), (4, 5011736), (8, 2505868), (16, 1252934), (17, 1179232), (32, 626467), (34, 589616), (43, 466208), (68, 294808), (86, 233104), (136, 147404), (172, 116552), (272, 73702), (344, 58276), (544, 36851), (688, 29138), (731, 27424), (857, 23392), (1376, 14569), (1462, 13712), (1714, 11696), (2924, 6856), (3428, 5848)]