19588778890

素因数分解:

$2^1\times 5^1\times {\mathrm{653}}^1\times {\mathrm{2999813}}^1$

素因数の和:3000473

約数の個数: 16

約数和(自身を含む): 35313810408

約数和(自身を除く): 15725031518

約数列:

[1, 2, 5, 10, 653, 1306, 3265, 6530, 2999813, 5999626, 14999065, 29998130, 1958877889, 3917755778, 9794389445, 19588778890]

約数ペア:

[(1, 19588778890), (2, 9794389445), (5, 3917755778), (10, 1958877889), (653, 29998130), (1306, 14999065), (3265, 5999626), (6530, 2999813)]