20761765443

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{30529}}^1$

素因数の和:30692

約数の個数: 48

約数和(自身を含む): 32671984800

約数和(自身を除く): 11910219357

約数列:

[1, 3, 9, 19, 41, 57, 97, 123, 171, 291, 369, 779, 873, 1843, 2337, 3977, 5529, 7011, 11931, 16587, 30529, 35793, 75563, 91587, 226689, 274761, 580051, 680067, 1251689, 1740153, 2961313, 3755067, 5220459, 8883939, 11265201, 23782091, 26651817, 56264947, 71346273, 121413833, 168794841, 214038819, 364241499, 506384523, 1092724497, 2306862827, 6920588481, 20761765443]

約数ペア:

[(1, 20761765443), (3, 6920588481), (9, 2306862827), (19, 1092724497), (41, 506384523), (57, 364241499), (97, 214038819), (123, 168794841), (171, 121413833), (291, 71346273), (369, 56264947), (779, 26651817), (873, 23782091), (1843, 11265201), (2337, 8883939), (3977, 5220459), (5529, 3755067), (7011, 2961313), (11931, 1740153), (16587, 1251689), (30529, 680067), (35793, 580051), (75563, 274761), (91587, 226689)]