9888968

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 21384000

約数和(自身を除く): 11495032

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 43, 68, 76, 86, 89, 136, 152, 172, 178, 323, 344, 356, 646, 712, 731, 817, 1292, 1462, 1513, 1634, 1691, 2584, 2924, 3026, 3268, 3382, 3827, 5848, 6052, 6536, 6764, 7654, 12104, 13528, 13889, 15308, 27778, 28747, 30616, 55556, 57494, 65059, 72713, 111112, 114988, 130118, 145426, 229976, 260236, 290852, 520472, 581704, 1236121, 2472242, 4944484, 9888968]

約数ペア:

[(1, 9888968), (2, 4944484), (4, 2472242), (8, 1236121), (17, 581704), (19, 520472), (34, 290852), (38, 260236), (43, 229976), (68, 145426), (76, 130118), (86, 114988), (89, 111112), (136, 72713), (152, 65059), (172, 57494), (178, 55556), (323, 30616), (344, 28747), (356, 27778), (646, 15308), (712, 13889), (731, 13528), (817, 12104), (1292, 7654), (1462, 6764), (1513, 6536), (1634, 6052), (1691, 5848), (2584, 3827), (2924, 3382), (3026, 3268)]