19912128

素因数分解:

$2^6\times 3^1\times {\mathrm{137}}^1\times {\mathrm{757}}^1$

素因数の和:909

約数の個数: 56

約数和(自身を含む): 53138832

約数和(自身を除く): 33226704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 137, 192, 274, 411, 548, 757, 822, 1096, 1514, 1644, 2192, 2271, 3028, 3288, 4384, 4542, 6056, 6576, 8768, 9084, 12112, 13152, 18168, 24224, 26304, 36336, 48448, 72672, 103709, 145344, 207418, 311127, 414836, 622254, 829672, 1244508, 1659344, 2489016, 3318688, 4978032, 6637376, 9956064, 19912128]

約数ペア:

[(1, 19912128), (2, 9956064), (3, 6637376), (4, 4978032), (6, 3318688), (8, 2489016), (12, 1659344), (16, 1244508), (24, 829672), (32, 622254), (48, 414836), (64, 311127), (96, 207418), (137, 145344), (192, 103709), (274, 72672), (411, 48448), (548, 36336), (757, 26304), (822, 24224), (1096, 18168), (1514, 13152), (1644, 12112), (2192, 9084), (2271, 8768), (3028, 6576), (3288, 6056), (4384, 4542)]