201992590

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{21019}}^1$

素因数の和:21088

約数の個数: 24

約数和(自身を含む): 375711480

約数和(自身を除く): 173718890

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 961, 1922, 4805, 9610, 21019, 42038, 105095, 210190, 651589, 1303178, 3257945, 6515890, 20199259, 40398518, 100996295, 201992590]

約数ペア:

[(1, 201992590), (2, 100996295), (5, 40398518), (10, 20199259), (31, 6515890), (62, 3257945), (155, 1303178), (310, 651589), (961, 210190), (1922, 105095), (4805, 42038), (9610, 21019)]