19386450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{643}}^1$

素因数の和:728

約数の個数: 72

約数和(自身を含む): 52944528

約数和(自身を除く): 33558078

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 67, 75, 90, 134, 150, 201, 225, 335, 402, 450, 603, 643, 670, 1005, 1206, 1286, 1675, 1929, 2010, 3015, 3215, 3350, 3858, 5025, 5787, 6030, 6430, 9645, 10050, 11574, 15075, 16075, 19290, 28935, 30150, 32150, 43081, 48225, 57870, 86162, 96450, 129243, 144675, 215405, 258486, 289350, 387729, 430810, 646215, 775458, 1077025, 1292430, 1938645, 2154050, 3231075, 3877290, 6462150, 9693225, 19386450]

約数ペア:

[(1, 19386450), (2, 9693225), (3, 6462150), (5, 3877290), (6, 3231075), (9, 2154050), (10, 1938645), (15, 1292430), (18, 1077025), (25, 775458), (30, 646215), (45, 430810), (50, 387729), (67, 289350), (75, 258486), (90, 215405), (134, 144675), (150, 129243), (201, 96450), (225, 86162), (335, 57870), (402, 48225), (450, 43081), (603, 32150), (643, 30150), (670, 28935), (1005, 19290), (1206, 16075), (1286, 15075), (1675, 11574), (1929, 10050), (2010, 9645), (3015, 6430), (3215, 6030), (3350, 5787), (3858, 5025)]