19467490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3917}}^1$

素因数の和:4002

約数の個数: 32

約数和(自身を含む): 40621824

約数和(自身を除く): 21154334

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 3917, 4970, 7834, 19585, 27419, 39170, 54838, 137095, 274190, 278107, 556214, 1390535, 1946749, 2781070, 3893498, 9733745, 19467490]

約数ペア:

[(1, 19467490), (2, 9733745), (5, 3893498), (7, 2781070), (10, 1946749), (14, 1390535), (35, 556214), (70, 278107), (71, 274190), (142, 137095), (355, 54838), (497, 39170), (710, 27419), (994, 19585), (2485, 7834), (3917, 4970)]