31806488

素因数分解:

$2^3\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 71101800

約数和(自身を除く): 39295312

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 164, 196, 287, 328, 392, 574, 1148, 1979, 2009, 2296, 3958, 4018, 7916, 8036, 13853, 15832, 16072, 27706, 55412, 81139, 96971, 110824, 162278, 193942, 324556, 387884, 567973, 649112, 775768, 1135946, 2271892, 3975811, 4543784, 7951622, 15903244, 31806488]

約数ペア:

[(1, 31806488), (2, 15903244), (4, 7951622), (7, 4543784), (8, 3975811), (14, 2271892), (28, 1135946), (41, 775768), (49, 649112), (56, 567973), (82, 387884), (98, 324556), (164, 193942), (196, 162278), (287, 110824), (328, 96971), (392, 81139), (574, 55412), (1148, 27706), (1979, 16072), (2009, 15832), (2296, 13853), (3958, 8036), (4018, 7916)]