20579376

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10457}}^1$

素因数の和:10509

約数の個数: 40

約数和(自身を含む): 54465264

約数和(自身を除く): 33885888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10457, 20914, 31371, 41828, 62742, 83656, 125484, 167312, 250968, 428737, 501936, 857474, 1286211, 1714948, 2572422, 3429896, 5144844, 6859792, 10289688, 20579376]

約数ペア:

[(1, 20579376), (2, 10289688), (3, 6859792), (4, 5144844), (6, 3429896), (8, 2572422), (12, 1714948), (16, 1286211), (24, 857474), (41, 501936), (48, 428737), (82, 250968), (123, 167312), (164, 125484), (246, 83656), (328, 62742), (492, 41828), (656, 31371), (984, 20914), (1968, 10457)]