19439872256

素因数分解:

$2^8\times 7^1\times {\mathrm{211}}^1\times {\mathrm{51413}}^1$

素因数の和:51647

約数の個数: 72

約数和(自身を含む): 44558251584

約数和(自身を除く): 25118379328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 211, 224, 256, 422, 448, 844, 896, 1477, 1688, 1792, 2954, 3376, 5908, 6752, 11816, 13504, 23632, 27008, 47264, 51413, 54016, 94528, 102826, 189056, 205652, 359891, 378112, 411304, 719782, 822608, 1439564, 1645216, 2879128, 3290432, 5758256, 6580864, 10848143, 11516512, 13161728, 21696286, 23033024, 43392572, 46066048, 75937001, 86785144, 92132096, 151874002, 173570288, 303748004, 347140576, 607496008, 694281152, 1214992016, 1388562304, 2429984032, 2777124608, 4859968064, 9719936128, 19439872256]

約数ペア:

[(1, 19439872256), (2, 9719936128), (4, 4859968064), (7, 2777124608), (8, 2429984032), (14, 1388562304), (16, 1214992016), (28, 694281152), (32, 607496008), (56, 347140576), (64, 303748004), (112, 173570288), (128, 151874002), (211, 92132096), (224, 86785144), (256, 75937001), (422, 46066048), (448, 43392572), (844, 23033024), (896, 21696286), (1477, 13161728), (1688, 11516512), (1792, 10848143), (2954, 6580864), (3376, 5758256), (5908, 3290432), (6752, 2879128), (11816, 1645216), (13504, 1439564), (23632, 822608), (27008, 719782), (47264, 411304), (51413, 378112), (54016, 359891), (94528, 205652), (102826, 189056)]