19456912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2207}}^1$

素因数の和:2263

約数の個数: 40

約数和(自身を含む): 41068800

約数和(自身を除く): 21611888

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 152, 232, 304, 464, 551, 1102, 2204, 2207, 4408, 4414, 8816, 8828, 17656, 35312, 41933, 64003, 83866, 128006, 167732, 256012, 335464, 512024, 670928, 1024048, 1216057, 2432114, 4864228, 9728456, 19456912]

約数ペア:

[(1, 19456912), (2, 9728456), (4, 4864228), (8, 2432114), (16, 1216057), (19, 1024048), (29, 670928), (38, 512024), (58, 335464), (76, 256012), (116, 167732), (152, 128006), (232, 83866), (304, 64003), (464, 41933), (551, 35312), (1102, 17656), (2204, 8828), (2207, 8816), (4408, 4414)]