2019018512

素因数分解:

$2^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{621619}}^1$

素因数の和:621663

約数の個数: 40

約数和(自身を含む): 4624852800

約数和(自身を除く): 2605834288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 56, 58, 112, 116, 203, 232, 406, 464, 812, 1624, 3248, 621619, 1243238, 2486476, 4351333, 4972952, 8702666, 9945904, 17405332, 18026951, 34810664, 36053902, 69621328, 72107804, 126188657, 144215608, 252377314, 288431216, 504754628, 1009509256, 2019018512]

約数ペア:

[(1, 2019018512), (2, 1009509256), (4, 504754628), (7, 288431216), (8, 252377314), (14, 144215608), (16, 126188657), (28, 72107804), (29, 69621328), (56, 36053902), (58, 34810664), (112, 18026951), (116, 17405332), (203, 9945904), (232, 8702666), (406, 4972952), (464, 4351333), (812, 2486476), (1624, 1243238), (3248, 621619)]