19077795

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 38361600

約数和(自身を除く): 19283805

約数列:

[1, 3, 5, 9, 11, 15, 27, 29, 33, 45, 55, 87, 99, 135, 145, 165, 261, 297, 319, 435, 443, 495, 783, 957, 1305, 1329, 1485, 1595, 2215, 2871, 3915, 3987, 4785, 4873, 6645, 8613, 11961, 12847, 14355, 14619, 19935, 24365, 38541, 43065, 43857, 59805, 64235, 73095, 115623, 131571, 141317, 192705, 219285, 346869, 423951, 578115, 657855, 706585, 1271853, 1734345, 2119755, 3815559, 6359265, 19077795]

約数ペア:

[(1, 19077795), (3, 6359265), (5, 3815559), (9, 2119755), (11, 1734345), (15, 1271853), (27, 706585), (29, 657855), (33, 578115), (45, 423951), (55, 346869), (87, 219285), (99, 192705), (135, 141317), (145, 131571), (165, 115623), (261, 73095), (297, 64235), (319, 59805), (435, 43857), (443, 43065), (495, 38541), (783, 24365), (957, 19935), (1305, 14619), (1329, 14355), (1485, 12847), (1595, 11961), (2215, 8613), (2871, 6645), (3915, 4873), (3987, 4785)]