20145432

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{347}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 52617600

約数和(自身を除く): 32472168

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 59, 82, 118, 123, 164, 177, 236, 246, 328, 347, 354, 472, 492, 694, 708, 984, 1041, 1388, 1416, 2082, 2419, 2776, 4164, 4838, 7257, 8328, 9676, 14227, 14514, 19352, 20473, 28454, 29028, 40946, 42681, 56908, 58056, 61419, 81892, 85362, 113816, 122838, 163784, 170724, 245676, 341448, 491352, 839393, 1678786, 2518179, 3357572, 5036358, 6715144, 10072716, 20145432]

約数ペア:

[(1, 20145432), (2, 10072716), (3, 6715144), (4, 5036358), (6, 3357572), (8, 2518179), (12, 1678786), (24, 839393), (41, 491352), (59, 341448), (82, 245676), (118, 170724), (123, 163784), (164, 122838), (177, 113816), (236, 85362), (246, 81892), (328, 61419), (347, 58056), (354, 56908), (472, 42681), (492, 40946), (694, 29028), (708, 28454), (984, 20473), (1041, 19352), (1388, 14514), (1416, 14227), (2082, 9676), (2419, 8328), (2776, 7257), (4164, 4838)]