20124649215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{217411}}^1$

素因数の和:217461

約数の個数: 72

約数和(自身を含む): 40597777584

約数和(自身を除く): 20473128369

約数列:

[1, 3, 5, 9, 11, 15, 17, 33, 45, 51, 55, 85, 99, 121, 153, 165, 187, 255, 363, 495, 561, 605, 765, 935, 1089, 1683, 1815, 2057, 2805, 5445, 6171, 8415, 10285, 18513, 30855, 92565, 217411, 652233, 1087055, 1956699, 2391521, 3261165, 3695987, 7174563, 9783495, 11087961, 11957605, 18479935, 21523689, 26306731, 33263883, 35872815, 40655857, 55439805, 78920193, 107618445, 121967571, 131533655, 166319415, 203279285, 236760579, 365902713, 394600965, 447214427, 609837855, 1183802895, 1341643281, 1829513565, 2236072135, 4024929843, 6708216405, 20124649215]

約数ペア:

[(1, 20124649215), (3, 6708216405), (5, 4024929843), (9, 2236072135), (11, 1829513565), (15, 1341643281), (17, 1183802895), (33, 609837855), (45, 447214427), (51, 394600965), (55, 365902713), (85, 236760579), (99, 203279285), (121, 166319415), (153, 131533655), (165, 121967571), (187, 107618445), (255, 78920193), (363, 55439805), (495, 40655857), (561, 35872815), (605, 33263883), (765, 26306731), (935, 21523689), (1089, 18479935), (1683, 11957605), (1815, 11087961), (2057, 9783495), (2805, 7174563), (5445, 3695987), (6171, 3261165), (8415, 2391521), (10285, 1956699), (18513, 1087055), (30855, 652233), (92565, 217411)]