19031439770

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{400409}}^1$

素因数の和:400527

約数の個数: 48

約数和(自身を含む): 40260424680

約数和(自身を除く): 21228984910

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 97, 98, 194, 245, 485, 490, 679, 970, 1358, 3395, 4753, 6790, 9506, 23765, 47530, 400409, 800818, 2002045, 2802863, 4004090, 5605726, 14014315, 19620041, 28028630, 38839673, 39240082, 77679346, 98100205, 194198365, 196200410, 271877711, 388396730, 543755422, 1359388555, 1903143977, 2718777110, 3806287954, 9515719885, 19031439770]

約数ペア:

[(1, 19031439770), (2, 9515719885), (5, 3806287954), (7, 2718777110), (10, 1903143977), (14, 1359388555), (35, 543755422), (49, 388396730), (70, 271877711), (97, 196200410), (98, 194198365), (194, 98100205), (245, 77679346), (485, 39240082), (490, 38839673), (679, 28028630), (970, 19620041), (1358, 14014315), (3395, 5605726), (4753, 4004090), (6790, 2802863), (9506, 2002045), (23765, 800818), (47530, 400409)]