12640342

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{229}}^1$

素因数の和:448

約数の個数: 32

約数和(自身を含む): 22488480

約数和(自身を除く): 9848138

約数列:

[1, 2, 11, 13, 22, 26, 143, 193, 229, 286, 386, 458, 2123, 2509, 2519, 2977, 4246, 5018, 5038, 5954, 27599, 32747, 44197, 55198, 65494, 88394, 486167, 574561, 972334, 1149122, 6320171, 12640342]

約数ペア:

[(1, 12640342), (2, 6320171), (11, 1149122), (13, 972334), (22, 574561), (26, 486167), (143, 88394), (193, 65494), (229, 55198), (286, 44197), (386, 32747), (458, 27599), (2123, 5954), (2509, 5038), (2519, 5018), (2977, 4246)]