20937012

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{401}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 51777600

約数和(自身を除く): 30840588

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 229, 401, 458, 687, 802, 916, 1203, 1374, 1604, 2406, 2748, 4351, 4812, 7619, 8702, 13053, 15238, 17404, 22857, 26106, 30476, 45714, 52212, 91428, 91829, 183658, 275487, 367316, 550974, 1101948, 1744751, 3489502, 5234253, 6979004, 10468506, 20937012]

約数ペア:

[(1, 20937012), (2, 10468506), (3, 6979004), (4, 5234253), (6, 3489502), (12, 1744751), (19, 1101948), (38, 550974), (57, 367316), (76, 275487), (114, 183658), (228, 91829), (229, 91428), (401, 52212), (458, 45714), (687, 30476), (802, 26106), (916, 22857), (1203, 17404), (1374, 15238), (1604, 13053), (2406, 8702), (2748, 7619), (4351, 4812)]