18894846208

素因数分解:

$2^8\times 7^1\times {\mathrm{31}}^1\times {\mathrm{340129}}^1$

素因数の和:340183

約数の個数: 72

約数和(自身を含む): 44494446080

約数和(自身を除く): 25599599872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 256, 434, 448, 496, 868, 896, 992, 1736, 1792, 1984, 3472, 3968, 6944, 7936, 13888, 27776, 55552, 340129, 680258, 1360516, 2380903, 2721032, 4761806, 5442064, 9523612, 10543999, 10884128, 19047224, 21087998, 21768256, 38094448, 42175996, 43536512, 73807993, 76188896, 84351992, 87073024, 147615986, 152377792, 168703984, 295231972, 304755584, 337407968, 590463944, 609511168, 674815936, 1180927888, 1349631872, 2361855776, 2699263744, 4723711552, 9447423104, 18894846208]

約数ペア:

[(1, 18894846208), (2, 9447423104), (4, 4723711552), (7, 2699263744), (8, 2361855776), (14, 1349631872), (16, 1180927888), (28, 674815936), (31, 609511168), (32, 590463944), (56, 337407968), (62, 304755584), (64, 295231972), (112, 168703984), (124, 152377792), (128, 147615986), (217, 87073024), (224, 84351992), (248, 76188896), (256, 73807993), (434, 43536512), (448, 42175996), (496, 38094448), (868, 21768256), (896, 21087998), (992, 19047224), (1736, 10884128), (1792, 10543999), (1984, 9523612), (3472, 5442064), (3968, 4761806), (6944, 2721032), (7936, 2380903), (13888, 1360516), (27776, 680258), (55552, 340129)]