318104384

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20123}}^1$

素因数の和:20167

約数の個数: 56

約数和(自身を含む): 715609440

約数和(自身を除く): 397505056

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1976, 3952, 7904, 15808, 20123, 40246, 80492, 160984, 261599, 321968, 382337, 523198, 643936, 764674, 1046396, 1287872, 1529348, 2092792, 3058696, 4185584, 4970381, 6117392, 8371168, 9940762, 12234784, 16742336, 19881524, 24469568, 39763048, 79526096, 159052192, 318104384]

約数ペア:

[(1, 318104384), (2, 159052192), (4, 79526096), (8, 39763048), (13, 24469568), (16, 19881524), (19, 16742336), (26, 12234784), (32, 9940762), (38, 8371168), (52, 6117392), (64, 4970381), (76, 4185584), (104, 3058696), (152, 2092792), (208, 1529348), (247, 1287872), (304, 1046396), (416, 764674), (494, 643936), (608, 523198), (832, 382337), (988, 321968), (1216, 261599), (1976, 160984), (3952, 80492), (7904, 40246), (15808, 20123)]