12940862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{373}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 22619520

約数和(自身を除く): 9678658

約数列:

[1, 2, 11, 19, 22, 38, 83, 166, 209, 373, 418, 746, 913, 1577, 1826, 3154, 4103, 7087, 8206, 14174, 17347, 30959, 34694, 61918, 77957, 155914, 340549, 588221, 681098, 1176442, 6470431, 12940862]

約数ペア:

[(1, 12940862), (2, 6470431), (11, 1176442), (19, 681098), (22, 588221), (38, 340549), (83, 155914), (166, 77957), (209, 61918), (373, 34694), (418, 30959), (746, 17347), (913, 14174), (1577, 8206), (1826, 7087), (3154, 4103)]