19497168

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1907}}^1$

素因数の和:1992

約数の個数: 60

約数和(自身を含む): 55362528

約数和(自身を除く): 35865360

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 1907, 2556, 3408, 3814, 5112, 5721, 7628, 10224, 11442, 15256, 17163, 22884, 30512, 34326, 45768, 68652, 91536, 135397, 137304, 270794, 274608, 406191, 541588, 812382, 1083176, 1218573, 1624764, 2166352, 2437146, 3249528, 4874292, 6499056, 9748584, 19497168]

約数ペア:

[(1, 19497168), (2, 9748584), (3, 6499056), (4, 4874292), (6, 3249528), (8, 2437146), (9, 2166352), (12, 1624764), (16, 1218573), (18, 1083176), (24, 812382), (36, 541588), (48, 406191), (71, 274608), (72, 270794), (142, 137304), (144, 135397), (213, 91536), (284, 68652), (426, 45768), (568, 34326), (639, 30512), (852, 22884), (1136, 17163), (1278, 15256), (1704, 11442), (1907, 10224), (2556, 7628), (3408, 5721), (3814, 5112)]