18609816

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1103}}^1$

素因数の和:1168

約数の個数: 64

約数和(自身を含む): 50342400

約数和(自身を除く): 31732584

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 37, 38, 57, 74, 76, 111, 114, 148, 152, 222, 228, 296, 444, 456, 703, 888, 1103, 1406, 2109, 2206, 2812, 3309, 4218, 4412, 5624, 6618, 8436, 8824, 13236, 16872, 20957, 26472, 40811, 41914, 62871, 81622, 83828, 122433, 125742, 163244, 167656, 244866, 251484, 326488, 489732, 502968, 775409, 979464, 1550818, 2326227, 3101636, 4652454, 6203272, 9304908, 18609816]

約数ペア:

[(1, 18609816), (2, 9304908), (3, 6203272), (4, 4652454), (6, 3101636), (8, 2326227), (12, 1550818), (19, 979464), (24, 775409), (37, 502968), (38, 489732), (57, 326488), (74, 251484), (76, 244866), (111, 167656), (114, 163244), (148, 125742), (152, 122433), (222, 83828), (228, 81622), (296, 62871), (444, 41914), (456, 40811), (703, 26472), (888, 20957), (1103, 16872), (1406, 13236), (2109, 8824), (2206, 8436), (2812, 6618), (3309, 5624), (4218, 4412)]