20347848

素因数分解:

$2^3\times 3^7\times {\mathrm{1163}}^1$

素因数の和:1190

約数の個数: 64

約数和(自身を含む): 57268800

約数和(自身を除く): 36920952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1163, 1458, 1944, 2187, 2326, 2916, 3489, 4374, 4652, 5832, 6978, 8748, 9304, 10467, 13956, 17496, 20934, 27912, 31401, 41868, 62802, 83736, 94203, 125604, 188406, 251208, 282609, 376812, 565218, 753624, 847827, 1130436, 1695654, 2260872, 2543481, 3391308, 5086962, 6782616, 10173924, 20347848]

約数ペア:

[(1, 20347848), (2, 10173924), (3, 6782616), (4, 5086962), (6, 3391308), (8, 2543481), (9, 2260872), (12, 1695654), (18, 1130436), (24, 847827), (27, 753624), (36, 565218), (54, 376812), (72, 282609), (81, 251208), (108, 188406), (162, 125604), (216, 94203), (243, 83736), (324, 62802), (486, 41868), (648, 31401), (729, 27912), (972, 20934), (1163, 17496), (1458, 13956), (1944, 10467), (2187, 9304), (2326, 8748), (2916, 6978), (3489, 5832), (4374, 4652)]