2019913459205

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1\times {\mathrm{727}}^1\times {\mathrm{881}}^1$

素因数の和:2094

約数の個数: 64

約数和(自身を含む): 2593554163200

約数和(自身を除く): 573640703995

約数列:

[1, 5, 19, 89, 95, 373, 445, 727, 881, 1691, 1865, 3635, 4405, 7087, 8455, 13813, 16739, 33197, 35435, 64703, 69065, 78409, 83695, 165985, 271171, 323515, 328613, 392045, 630743, 640487, 1229357, 1355855, 1489771, 1643065, 3153715, 3202435, 5152249, 6146785, 6243647, 7448855, 12169253, 24134219, 25761245, 29246557, 31218235, 57003343, 60846265, 120671095, 146232785, 238901651, 285016715, 458550161, 555684583, 1083063517, 1194508255, 2292750805, 2778422915, 4539131369, 5415317585, 21262246939, 22695656845, 106311234695, 403982691841, 2019913459205]

約数ペア:

[(1, 2019913459205), (5, 403982691841), (19, 106311234695), (89, 22695656845), (95, 21262246939), (373, 5415317585), (445, 4539131369), (727, 2778422915), (881, 2292750805), (1691, 1194508255), (1865, 1083063517), (3635, 555684583), (4405, 458550161), (7087, 285016715), (8455, 238901651), (13813, 146232785), (16739, 120671095), (33197, 60846265), (35435, 57003343), (64703, 31218235), (69065, 29246557), (78409, 25761245), (83695, 24134219), (165985, 12169253), (271171, 7448855), (323515, 6243647), (328613, 6146785), (392045, 5152249), (630743, 3202435), (640487, 3153715), (1229357, 1643065), (1355855, 1489771)]