12345554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:474

約数の個数: 32

約数和(自身を含む): 21362880

約数和(自身を除く): 9017326

約数列:

[1, 2, 13, 19, 26, 38, 67, 134, 247, 373, 494, 746, 871, 1273, 1742, 2546, 4849, 7087, 9698, 14174, 16549, 24991, 33098, 49982, 92131, 184262, 324883, 474829, 649766, 949658, 6172777, 12345554]

約数ペア:

[(1, 12345554), (2, 6172777), (13, 949658), (19, 649766), (26, 474829), (38, 324883), (67, 184262), (134, 92131), (247, 49982), (373, 33098), (494, 24991), (746, 16549), (871, 14174), (1273, 9698), (1742, 7087), (2546, 4849)]