19897358299

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{55313}}^1$

素因数の和:55459

約数の個数: 32

約数和(自身を含む): 25276285440

約数和(自身を除く): 5378927141

約数列:

[1, 7, 13, 59, 67, 91, 413, 469, 767, 871, 3953, 5369, 6097, 27671, 51389, 55313, 359723, 387191, 719069, 3263467, 3705971, 5033483, 22844269, 25941797, 42425071, 48177623, 218652289, 296975497, 337243361, 1530566023, 2842479757, 19897358299]

約数ペア:

[(1, 19897358299), (7, 2842479757), (13, 1530566023), (59, 337243361), (67, 296975497), (91, 218652289), (413, 48177623), (469, 42425071), (767, 25941797), (871, 22844269), (3953, 5033483), (5369, 3705971), (6097, 3263467), (27671, 719069), (51389, 387191), (55313, 359723)]