20005429256

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1221631}}^1$

素因数の和:1221749

約数の個数: 32

約数和(自身を含む): 39580876800

約数和(自身を除く): 19575447544

約数列:

[1, 2, 4, 8, 23, 46, 89, 92, 178, 184, 356, 712, 2047, 4094, 8188, 16376, 1221631, 2443262, 4886524, 9773048, 28097513, 56195026, 108725159, 112390052, 217450318, 224780104, 434900636, 869801272, 2500678657, 5001357314, 10002714628, 20005429256]

約数ペア:

[(1, 20005429256), (2, 10002714628), (4, 5001357314), (8, 2500678657), (23, 869801272), (46, 434900636), (89, 224780104), (92, 217450318), (178, 112390052), (184, 108725159), (356, 56195026), (712, 28097513), (2047, 9773048), (4094, 4886524), (8188, 2443262), (16376, 1221631)]