19581982

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 34583040

約数和(自身を除く): 15001058

約数列:

[1, 2, 7, 14, 59, 118, 151, 157, 302, 314, 413, 826, 1057, 1099, 2114, 2198, 8909, 9263, 17818, 18526, 23707, 47414, 62363, 64841, 124726, 129682, 165949, 331898, 1398713, 2797426, 9790991, 19581982]

約数ペア:

[(1, 19581982), (2, 9790991), (7, 2797426), (14, 1398713), (59, 331898), (118, 165949), (151, 129682), (157, 124726), (302, 64841), (314, 62363), (413, 47414), (826, 23707), (1057, 18526), (1099, 17818), (2114, 9263), (2198, 8909)]