1990110365824

素因数分解:

$2^7\times 7^1\times {\mathrm{163}}^1\times {\mathrm{13626413}}^1$

素因数の和:13626597

約数の個数: 64

約数和(自身を含む): 4558853067840

約数和(自身を除く): 2568742702016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 163, 224, 326, 448, 652, 896, 1141, 1304, 2282, 2608, 4564, 5216, 9128, 10432, 18256, 20864, 36512, 73024, 146048, 13626413, 27252826, 54505652, 95384891, 109011304, 190769782, 218022608, 381539564, 436045216, 763079128, 872090432, 1526158256, 1744180864, 2221105319, 3052316512, 4442210638, 6104633024, 8884421276, 12209266048, 15547737233, 17768842552, 31095474466, 35537685104, 62190948932, 71075370208, 124381897864, 142150740416, 248763795728, 284301480832, 497527591456, 995055182912, 1990110365824]

約数ペア:

[(1, 1990110365824), (2, 995055182912), (4, 497527591456), (7, 284301480832), (8, 248763795728), (14, 142150740416), (16, 124381897864), (28, 71075370208), (32, 62190948932), (56, 35537685104), (64, 31095474466), (112, 17768842552), (128, 15547737233), (163, 12209266048), (224, 8884421276), (326, 6104633024), (448, 4442210638), (652, 3052316512), (896, 2221105319), (1141, 1744180864), (1304, 1526158256), (2282, 872090432), (2608, 763079128), (4564, 436045216), (5216, 381539564), (9128, 218022608), (10432, 190769782), (18256, 109011304), (20864, 95384891), (36512, 54505652), (73024, 27252826), (146048, 13626413)]