19877694

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 40715136

約数和(自身を除く): 20837442

約数列:

[1, 2, 3, 6, 67, 134, 197, 201, 251, 394, 402, 502, 591, 753, 1182, 1506, 13199, 16817, 26398, 33634, 39597, 49447, 50451, 79194, 98894, 100902, 148341, 296682, 3312949, 6625898, 9938847, 19877694]

約数ペア:

[(1, 19877694), (2, 9938847), (3, 6625898), (6, 3312949), (67, 296682), (134, 148341), (197, 100902), (201, 98894), (251, 79194), (394, 50451), (402, 49447), (502, 39597), (591, 33634), (753, 26398), (1182, 16817), (1506, 13199)]