20847596

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{599}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 45964800

約数和(自身を除く): 25117204

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 113, 154, 226, 308, 452, 599, 791, 1198, 1243, 1582, 2396, 2486, 3164, 4193, 4972, 6589, 8386, 8701, 13178, 16772, 17402, 26356, 34804, 46123, 67687, 92246, 135374, 184492, 270748, 473809, 744557, 947618, 1489114, 1895236, 2978228, 5211899, 10423798, 20847596]

約数ペア:

[(1, 20847596), (2, 10423798), (4, 5211899), (7, 2978228), (11, 1895236), (14, 1489114), (22, 947618), (28, 744557), (44, 473809), (77, 270748), (113, 184492), (154, 135374), (226, 92246), (308, 67687), (452, 46123), (599, 34804), (791, 26356), (1198, 17402), (1243, 16772), (1582, 13178), (2396, 8701), (2486, 8386), (3164, 6589), (4193, 4972)]