20175773655

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{170887}}^1$

素因数の和:171375

約数の個数: 32

約数和(自身を含む): 34254157824

約数和(自身を除く): 14078384169

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 463, 1389, 2315, 6945, 7871, 23613, 39355, 118065, 170887, 512661, 854435, 2563305, 2905079, 8715237, 14525395, 43576185, 79120681, 237362043, 395603405, 1186810215, 1345051577, 4035154731, 6725257885, 20175773655]

約数ペア:

[(1, 20175773655), (3, 6725257885), (5, 4035154731), (15, 1345051577), (17, 1186810215), (51, 395603405), (85, 237362043), (255, 79120681), (463, 43576185), (1389, 14525395), (2315, 8715237), (6945, 2905079), (7871, 2563305), (23613, 854435), (39355, 512661), (118065, 170887)]