19763003

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:614

約数の個数: 16

約数和(自身を含む): 22403136

約数和(自身を除く): 2640133

約数列:

[1, 13, 23, 157, 299, 421, 2041, 3611, 5473, 9683, 46943, 66097, 125879, 859261, 1520231, 19763003]

約数ペア:

[(1, 19763003), (13, 1520231), (23, 859261), (157, 125879), (299, 66097), (421, 46943), (2041, 9683), (3611, 5473)]