1993887728

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{434209}}^1$

素因数の和:434265

約数の個数: 40

約数和(自身を含む): 4522731360

約数和(自身を除く): 2528843632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 287, 328, 574, 656, 1148, 2296, 4592, 434209, 868418, 1736836, 3039463, 3473672, 6078926, 6947344, 12157852, 17802569, 24315704, 35605138, 48631408, 71210276, 124617983, 142420552, 249235966, 284841104, 498471932, 996943864, 1993887728]

約数ペア:

[(1, 1993887728), (2, 996943864), (4, 498471932), (7, 284841104), (8, 249235966), (14, 142420552), (16, 124617983), (28, 71210276), (41, 48631408), (56, 35605138), (82, 24315704), (112, 17802569), (164, 12157852), (287, 6947344), (328, 6078926), (574, 3473672), (656, 3039463), (1148, 1736836), (2296, 868418), (4592, 434209)]