19243588

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1823}}^1$

素因数の和:1876

約数の個数: 48

約数和(自身を含む): 42900480

約数和(自身を除く): 23656892

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 52, 58, 91, 116, 182, 203, 364, 377, 406, 754, 812, 1508, 1823, 2639, 3646, 5278, 7292, 10556, 12761, 23699, 25522, 47398, 51044, 52867, 94796, 105734, 165893, 211468, 331786, 370069, 663572, 687271, 740138, 1374542, 1480276, 2749084, 4810897, 9621794, 19243588]

約数ペア:

[(1, 19243588), (2, 9621794), (4, 4810897), (7, 2749084), (13, 1480276), (14, 1374542), (26, 740138), (28, 687271), (29, 663572), (52, 370069), (58, 331786), (91, 211468), (116, 165893), (182, 105734), (203, 94796), (364, 52867), (377, 51044), (406, 47398), (754, 25522), (812, 23699), (1508, 12761), (1823, 10556), (2639, 7292), (3646, 5278)]