20198514

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{2657}}^1$

素因数の和:2850

約数の個数: 32

約数和(自身を含む): 46440576

約数和(自身を除く): 26242062

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 181, 362, 543, 1086, 1267, 2534, 2657, 3801, 5314, 7602, 7971, 15942, 18599, 37198, 55797, 111594, 480917, 961834, 1442751, 2885502, 3366419, 6732838, 10099257, 20198514]

約数ペア:

[(1, 20198514), (2, 10099257), (3, 6732838), (6, 3366419), (7, 2885502), (14, 1442751), (21, 961834), (42, 480917), (181, 111594), (362, 55797), (543, 37198), (1086, 18599), (1267, 15942), (2534, 7971), (2657, 7602), (3801, 5314)]