19488330

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{811}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 52617600

約数和(自身を除く): 33129270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 89, 90, 135, 178, 267, 270, 445, 534, 801, 811, 890, 1335, 1602, 1622, 2403, 2433, 2670, 4005, 4055, 4806, 4866, 7299, 8010, 8110, 12015, 12165, 14598, 21897, 24030, 24330, 36495, 43794, 72179, 72990, 109485, 144358, 216537, 218970, 360895, 433074, 649611, 721790, 1082685, 1299222, 1948833, 2165370, 3248055, 3897666, 6496110, 9744165, 19488330]

約数ペア:

[(1, 19488330), (2, 9744165), (3, 6496110), (5, 3897666), (6, 3248055), (9, 2165370), (10, 1948833), (15, 1299222), (18, 1082685), (27, 721790), (30, 649611), (45, 433074), (54, 360895), (89, 218970), (90, 216537), (135, 144358), (178, 109485), (267, 72990), (270, 72179), (445, 43794), (534, 36495), (801, 24330), (811, 24030), (890, 21897), (1335, 14598), (1602, 12165), (1622, 12015), (2403, 8110), (2433, 8010), (2670, 7299), (4005, 4866), (4055, 4806)]