1813309952

素因数分解:

$2^9\times {\mathrm{41}}^1\times {\mathrm{86381}}^1$

素因数の和:86440

約数の個数: 40

約数和(自身を含む): 3711489012

約数和(自身を除く): 1898179060

約数列:

[1, 2, 4, 8, 16, 32, 41, 64, 82, 128, 164, 256, 328, 512, 656, 1312, 2624, 5248, 10496, 20992, 86381, 172762, 345524, 691048, 1382096, 2764192, 3541621, 5528384, 7083242, 11056768, 14166484, 22113536, 28332968, 44227072, 56665936, 113331872, 226663744, 453327488, 906654976, 1813309952]

約数ペア:

[(1, 1813309952), (2, 906654976), (4, 453327488), (8, 226663744), (16, 113331872), (32, 56665936), (41, 44227072), (64, 28332968), (82, 22113536), (128, 14166484), (164, 11056768), (256, 7083242), (328, 5528384), (512, 3541621), (656, 2764192), (1312, 1382096), (2624, 691048), (5248, 345524), (10496, 172762), (20992, 86381)]