18417660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3449}}^1$

素因数の和:3550

約数の個数: 48

約数和(自身を含む): 52164000

約数和(自身を除く): 33746340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 3449, 5340, 6898, 10347, 13796, 17245, 20694, 34490, 41388, 51735, 68980, 103470, 206940, 306961, 613922, 920883, 1227844, 1534805, 1841766, 3069610, 3683532, 4604415, 6139220, 9208830, 18417660]

約数ペア:

[(1, 18417660), (2, 9208830), (3, 6139220), (4, 4604415), (5, 3683532), (6, 3069610), (10, 1841766), (12, 1534805), (15, 1227844), (20, 920883), (30, 613922), (60, 306961), (89, 206940), (178, 103470), (267, 68980), (356, 51735), (445, 41388), (534, 34490), (890, 20694), (1068, 17245), (1335, 13796), (1780, 10347), (2670, 6898), (3449, 5340)]