18713952

素因数分解:

$2^5\times 3^2\times {\mathrm{181}}^1\times {\mathrm{359}}^1$

素因数の和:556

約数の個数: 72

約数和(自身を含む): 53660880

約数和(自身を除く): 34946928

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 181, 288, 359, 362, 543, 718, 724, 1077, 1086, 1436, 1448, 1629, 2154, 2172, 2872, 2896, 3231, 3258, 4308, 4344, 5744, 5792, 6462, 6516, 8616, 8688, 11488, 12924, 13032, 17232, 17376, 25848, 26064, 34464, 51696, 52128, 64979, 103392, 129958, 194937, 259916, 389874, 519832, 584811, 779748, 1039664, 1169622, 1559496, 2079328, 2339244, 3118992, 4678488, 6237984, 9356976, 18713952]

約数ペア:

[(1, 18713952), (2, 9356976), (3, 6237984), (4, 4678488), (6, 3118992), (8, 2339244), (9, 2079328), (12, 1559496), (16, 1169622), (18, 1039664), (24, 779748), (32, 584811), (36, 519832), (48, 389874), (72, 259916), (96, 194937), (144, 129958), (181, 103392), (288, 64979), (359, 52128), (362, 51696), (543, 34464), (718, 26064), (724, 25848), (1077, 17376), (1086, 17232), (1436, 13032), (1448, 12924), (1629, 11488), (2154, 8688), (2172, 8616), (2872, 6516), (2896, 6462), (3231, 5792), (3258, 5744), (4308, 4344)]