20173376768

素因数分解:

$2^8\times {\mathrm{19}}^1\times {\mathrm{829}}^1\times {\mathrm{5003}}^1$

素因数の和:5867

約数の個数: 72

約数和(自身を含む): 42446930400

約数和(自身を除く): 22273553632

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 608, 829, 1216, 1658, 2432, 3316, 4864, 5003, 6632, 10006, 13264, 15751, 20012, 26528, 31502, 40024, 53056, 63004, 80048, 95057, 106112, 126008, 160096, 190114, 212224, 252016, 320192, 380228, 504032, 640384, 760456, 1008064, 1280768, 1520912, 2016128, 3041824, 4032256, 4147487, 6083648, 8294974, 12167296, 16589948, 24334592, 33179896, 66359792, 78802253, 132719584, 157604506, 265439168, 315209012, 530878336, 630418024, 1061756672, 1260836048, 2521672096, 5043344192, 10086688384, 20173376768]

約数ペア:

[(1, 20173376768), (2, 10086688384), (4, 5043344192), (8, 2521672096), (16, 1260836048), (19, 1061756672), (32, 630418024), (38, 530878336), (64, 315209012), (76, 265439168), (128, 157604506), (152, 132719584), (256, 78802253), (304, 66359792), (608, 33179896), (829, 24334592), (1216, 16589948), (1658, 12167296), (2432, 8294974), (3316, 6083648), (4864, 4147487), (5003, 4032256), (6632, 3041824), (10006, 2016128), (13264, 1520912), (15751, 1280768), (20012, 1008064), (26528, 760456), (31502, 640384), (40024, 504032), (53056, 380228), (63004, 320192), (80048, 252016), (95057, 212224), (106112, 190114), (126008, 160096)]