19230438

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{421}}^1$

素因数の和:780

約数の個数: 32

約数和(自身を含む): 40349952

約数和(自身を除く): 21119514

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 331, 421, 662, 842, 993, 1263, 1986, 2526, 7613, 9683, 15226, 19366, 22839, 29049, 45678, 58098, 139351, 278702, 418053, 836106, 3205073, 6410146, 9615219, 19230438]

約数ペア:

[(1, 19230438), (2, 9615219), (3, 6410146), (6, 3205073), (23, 836106), (46, 418053), (69, 278702), (138, 139351), (331, 58098), (421, 45678), (662, 29049), (842, 22839), (993, 19366), (1263, 15226), (1986, 9683), (2526, 7613)]