20199709936

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^2\times {\mathrm{40177}}^1$

素因数の和:40326

約数の個数: 60

約数和(自身を含む): 45406604208

約数和(自身を除く): 25206894272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 112, 134, 268, 469, 536, 938, 1072, 1876, 3752, 4489, 7504, 8978, 17956, 31423, 35912, 40177, 62846, 71824, 80354, 125692, 160708, 251384, 281239, 321416, 502768, 562478, 642832, 1124956, 2249912, 2691859, 4499824, 5383718, 10767436, 18843013, 21534872, 37686026, 43069744, 75372052, 150744104, 180354553, 301488208, 360709106, 721418212, 1262481871, 1442836424, 2524963742, 2885672848, 5049927484, 10099854968, 20199709936]

約数ペア:

[(1, 20199709936), (2, 10099854968), (4, 5049927484), (7, 2885672848), (8, 2524963742), (14, 1442836424), (16, 1262481871), (28, 721418212), (56, 360709106), (67, 301488208), (112, 180354553), (134, 150744104), (268, 75372052), (469, 43069744), (536, 37686026), (938, 21534872), (1072, 18843013), (1876, 10767436), (3752, 5383718), (4489, 4499824), (7504, 2691859), (8978, 2249912), (17956, 1124956), (31423, 642832), (35912, 562478), (40177, 502768), (62846, 321416), (71824, 281239), (80354, 251384), (125692, 160708)]