18621808

素因数分解:

$2^4\times {\mathrm{947}}^1\times {\mathrm{1229}}^1$

素因数の和:2184

約数の個数: 20

約数和(自身を含む): 36147240

約数和(自身を除く): 17525432

約数列:

[1, 2, 4, 8, 16, 947, 1229, 1894, 2458, 3788, 4916, 7576, 9832, 15152, 19664, 1163863, 2327726, 4655452, 9310904, 18621808]

約数ペア:

[(1, 18621808), (2, 9310904), (4, 4655452), (8, 2327726), (16, 1163863), (947, 19664), (1229, 15152), (1894, 9832), (2458, 7576), (3788, 4916)]