19696390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5309}}^1$

素因数の和:5376

約数の個数: 32

約数和(自身を含む): 41290560

約数和(自身を除く): 21594170

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 5309, 10618, 26545, 37163, 53090, 74326, 185815, 281377, 371630, 562754, 1406885, 1969639, 2813770, 3939278, 9848195, 19696390]

約数ペア:

[(1, 19696390), (2, 9848195), (5, 3939278), (7, 2813770), (10, 1969639), (14, 1406885), (35, 562754), (53, 371630), (70, 281377), (106, 185815), (265, 74326), (371, 53090), (530, 37163), (742, 26545), (1855, 10618), (3710, 5309)]