20841504

素因数分解:

$2^5\times 3^1\times {\mathrm{61}}^1\times {\mathrm{3559}}^1$

素因数の和:3633

約数の個数: 48

約数和(自身を含む): 55621440

約数和(自身を除く): 34779936

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 96, 122, 183, 244, 366, 488, 732, 976, 1464, 1952, 2928, 3559, 5856, 7118, 10677, 14236, 21354, 28472, 42708, 56944, 85416, 113888, 170832, 217099, 341664, 434198, 651297, 868396, 1302594, 1736792, 2605188, 3473584, 5210376, 6947168, 10420752, 20841504]

約数ペア:

[(1, 20841504), (2, 10420752), (3, 6947168), (4, 5210376), (6, 3473584), (8, 2605188), (12, 1736792), (16, 1302594), (24, 868396), (32, 651297), (48, 434198), (61, 341664), (96, 217099), (122, 170832), (183, 113888), (244, 85416), (366, 56944), (488, 42708), (732, 28472), (976, 21354), (1464, 14236), (1952, 10677), (2928, 7118), (3559, 5856)]