20625618

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{11497}}^1$

素因数の和:11538

約数の個数: 32

約数和(自身を含む): 46359936

約数和(自身を除く): 25734318

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 11497, 22994, 34491, 68982, 149461, 264431, 298922, 448383, 528862, 793293, 896766, 1586586, 3437603, 6875206, 10312809, 20625618]

約数ペア:

[(1, 20625618), (2, 10312809), (3, 6875206), (6, 3437603), (13, 1586586), (23, 896766), (26, 793293), (39, 528862), (46, 448383), (69, 298922), (78, 264431), (138, 149461), (299, 68982), (598, 34491), (897, 22994), (1794, 11497)]