19040385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:107

約数の個数: 96

約数和(自身を含む): 40055040

約数和(自身を除く): 21014655

約数列:

[1, 3, 5, 7, 13, 15, 21, 29, 35, 37, 39, 65, 87, 91, 105, 111, 145, 169, 185, 195, 203, 259, 273, 377, 435, 455, 481, 507, 555, 609, 777, 845, 1015, 1073, 1131, 1183, 1295, 1365, 1443, 1885, 2405, 2535, 2639, 3045, 3219, 3367, 3549, 3885, 4901, 5365, 5655, 5915, 6253, 7215, 7511, 7917, 10101, 13195, 13949, 14703, 16095, 16835, 17745, 18759, 22533, 24505, 31265, 34307, 37555, 39585, 41847, 43771, 50505, 69745, 73515, 93795, 97643, 102921, 112665, 131313, 171535, 181337, 209235, 218855, 292929, 488215, 514605, 544011, 656565, 906685, 1269359, 1464645, 2720055, 3808077, 6346795, 19040385]

約数ペア:

[(1, 19040385), (3, 6346795), (5, 3808077), (7, 2720055), (13, 1464645), (15, 1269359), (21, 906685), (29, 656565), (35, 544011), (37, 514605), (39, 488215), (65, 292929), (87, 218855), (91, 209235), (105, 181337), (111, 171535), (145, 131313), (169, 112665), (185, 102921), (195, 97643), (203, 93795), (259, 73515), (273, 69745), (377, 50505), (435, 43771), (455, 41847), (481, 39585), (507, 37555), (555, 34307), (609, 31265), (777, 24505), (845, 22533), (1015, 18759), (1073, 17745), (1131, 16835), (1183, 16095), (1295, 14703), (1365, 13949), (1443, 13195), (1885, 10101), (2405, 7917), (2535, 7511), (2639, 7215), (3045, 6253), (3219, 5915), (3367, 5655), (3549, 5365), (3885, 4901)]