20565821408

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{2549}}^1\times {\mathrm{22921}}^1$

素因数の和:25491

約数の個数: 48

約数和(自身を含む): 44189031600

約数和(自身を除く): 23623210192

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 176, 352, 2549, 5098, 10196, 20392, 22921, 28039, 40784, 45842, 56078, 81568, 91684, 112156, 183368, 224312, 252131, 366736, 448624, 504262, 733472, 897248, 1008524, 2017048, 4034096, 8068192, 58425629, 116851258, 233702516, 467405032, 642681919, 934810064, 1285363838, 1869620128, 2570727676, 5141455352, 10282910704, 20565821408]

約数ペア:

[(1, 20565821408), (2, 10282910704), (4, 5141455352), (8, 2570727676), (11, 1869620128), (16, 1285363838), (22, 934810064), (32, 642681919), (44, 467405032), (88, 233702516), (176, 116851258), (352, 58425629), (2549, 8068192), (5098, 4034096), (10196, 2017048), (20392, 1008524), (22921, 897248), (28039, 733472), (40784, 504262), (45842, 448624), (56078, 366736), (81568, 252131), (91684, 224312), (112156, 183368)]