19821564

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 59458560

約数和(自身を除く): 39636996

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 157, 167, 189, 252, 314, 334, 378, 471, 501, 628, 668, 756, 942, 1002, 1099, 1169, 1413, 1503, 1884, 2004, 2198, 2338, 2826, 3006, 3297, 3507, 4239, 4396, 4509, 4676, 5652, 6012, 6594, 7014, 8478, 9018, 9891, 10521, 13188, 14028, 16956, 18036, 19782, 21042, 26219, 29673, 31563, 39564, 42084, 52438, 59346, 63126, 78657, 104876, 118692, 126252, 157314, 183533, 235971, 314628, 367066, 471942, 550599, 707913, 734132, 943884, 1101198, 1415826, 1651797, 2202396, 2831652, 3303594, 4955391, 6607188, 9910782, 19821564]

約数ペア:

[(1, 19821564), (2, 9910782), (3, 6607188), (4, 4955391), (6, 3303594), (7, 2831652), (9, 2202396), (12, 1651797), (14, 1415826), (18, 1101198), (21, 943884), (27, 734132), (28, 707913), (36, 550599), (42, 471942), (54, 367066), (63, 314628), (84, 235971), (108, 183533), (126, 157314), (157, 126252), (167, 118692), (189, 104876), (252, 78657), (314, 63126), (334, 59346), (378, 52438), (471, 42084), (501, 39564), (628, 31563), (668, 29673), (756, 26219), (942, 21042), (1002, 19782), (1099, 18036), (1169, 16956), (1413, 14028), (1503, 13188), (1884, 10521), (2004, 9891), (2198, 9018), (2338, 8478), (2826, 7014), (3006, 6594), (3297, 6012), (3507, 5652), (4239, 4676), (4396, 4509)]