18140178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{829}}^1$

素因数の和:1362

約数の個数: 32

約数和(自身を含む): 41592960

約数和(自身を除く): 23452782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 521, 829, 1042, 1563, 1658, 2487, 3126, 3647, 4974, 5803, 7294, 10941, 11606, 17409, 21882, 34818, 431909, 863818, 1295727, 2591454, 3023363, 6046726, 9070089, 18140178]

約数ペア:

[(1, 18140178), (2, 9070089), (3, 6046726), (6, 3023363), (7, 2591454), (14, 1295727), (21, 863818), (42, 431909), (521, 34818), (829, 21882), (1042, 17409), (1563, 11606), (1658, 10941), (2487, 7294), (3126, 5803), (3647, 4974)]