19894098

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{431}}^1$

素因数の和:607

約数の個数: 48

約数和(自身を含む): 46687104

約数和(自身を除く): 26793006

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 157, 294, 314, 431, 471, 862, 942, 1099, 1293, 2198, 2586, 3017, 3297, 6034, 6594, 7693, 9051, 15386, 18102, 21119, 23079, 42238, 46158, 63357, 67667, 126714, 135334, 203001, 406002, 473669, 947338, 1421007, 2842014, 3315683, 6631366, 9947049, 19894098]

約数ペア:

[(1, 19894098), (2, 9947049), (3, 6631366), (6, 3315683), (7, 2842014), (14, 1421007), (21, 947338), (42, 473669), (49, 406002), (98, 203001), (147, 135334), (157, 126714), (294, 67667), (314, 63357), (431, 46158), (471, 42238), (862, 23079), (942, 21119), (1099, 18102), (1293, 15386), (2198, 9051), (2586, 7693), (3017, 6594), (3297, 6034)]