20510464

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{6163}}^1$

素因数の和:6192

約数の個数: 36

約数和(自身を含む): 44097256

約数和(自身を除く): 23586792

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 832, 1664, 3328, 6163, 12326, 24652, 49304, 80119, 98608, 160238, 197216, 320476, 394432, 640952, 788864, 1281904, 1577728, 2563808, 5127616, 10255232, 20510464]

約数ペア:

[(1, 20510464), (2, 10255232), (4, 5127616), (8, 2563808), (13, 1577728), (16, 1281904), (26, 788864), (32, 640952), (52, 394432), (64, 320476), (104, 197216), (128, 160238), (208, 98608), (256, 80119), (416, 49304), (832, 24652), (1664, 12326), (3328, 6163)]