20161443935

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1\times {\mathrm{2789}}^1$

素因数の和:3211

約数の個数: 32

約数和(自身を含む): 25057771200

約数和(自身を除く): 4896327265

約数列:

[1, 5, 41, 179, 197, 205, 895, 985, 2789, 7339, 8077, 13945, 35263, 36695, 40385, 114349, 176315, 499231, 549433, 571745, 1445783, 2496155, 2747165, 7228915, 20468471, 22526753, 98348507, 102342355, 112633765, 491742535, 4032288787, 20161443935]

約数ペア:

[(1, 20161443935), (5, 4032288787), (41, 491742535), (179, 112633765), (197, 102342355), (205, 98348507), (895, 22526753), (985, 20468471), (2789, 7228915), (7339, 2747165), (8077, 2496155), (13945, 1445783), (35263, 571745), (36695, 549433), (40385, 499231), (114349, 176315)]