18302564

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 19799836

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 107, 149, 164, 214, 287, 298, 428, 574, 596, 749, 1043, 1148, 1498, 2086, 2996, 4172, 4387, 6109, 8774, 12218, 15943, 17548, 24436, 30709, 31886, 42763, 61418, 63772, 85526, 111601, 122836, 171052, 223202, 446404, 653663, 1307326, 2614652, 4575641, 9151282, 18302564]

約数ペア:

[(1, 18302564), (2, 9151282), (4, 4575641), (7, 2614652), (14, 1307326), (28, 653663), (41, 446404), (82, 223202), (107, 171052), (149, 122836), (164, 111601), (214, 85526), (287, 63772), (298, 61418), (428, 42763), (574, 31886), (596, 30709), (749, 24436), (1043, 17548), (1148, 15943), (1498, 12218), (2086, 8774), (2996, 6109), (4172, 4387)]