16997590

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{653}}^1$

素因数の和:816

約数の個数: 32

約数和(自身を含む): 32490720

約数和(自身を除く): 15493130

約数列:

[1, 2, 5, 10, 19, 38, 95, 137, 190, 274, 653, 685, 1306, 1370, 2603, 3265, 5206, 6530, 12407, 13015, 24814, 26030, 62035, 89461, 124070, 178922, 447305, 894610, 1699759, 3399518, 8498795, 16997590]

約数ペア:

[(1, 16997590), (2, 8498795), (5, 3399518), (10, 1699759), (19, 894610), (38, 447305), (95, 178922), (137, 124070), (190, 89461), (274, 62035), (653, 26030), (685, 24814), (1306, 13015), (1370, 12407), (2603, 6530), (3265, 5206)]