19354860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{15361}}^1$

素因数の和:15383

約数の個数: 72

約数和(自身を含む): 67101216

約数和(自身を除く): 47746356

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 15361, 30722, 46083, 61444, 76805, 92166, 107527, 138249, 153610, 184332, 215054, 230415, 276498, 307220, 322581, 430108, 460830, 537635, 552996, 645162, 691245, 921660, 967743, 1075270, 1290324, 1382490, 1612905, 1935486, 2150540, 2764980, 3225810, 3870972, 4838715, 6451620, 9677430, 19354860]

約数ペア:

[(1, 19354860), (2, 9677430), (3, 6451620), (4, 4838715), (5, 3870972), (6, 3225810), (7, 2764980), (9, 2150540), (10, 1935486), (12, 1612905), (14, 1382490), (15, 1290324), (18, 1075270), (20, 967743), (21, 921660), (28, 691245), (30, 645162), (35, 552996), (36, 537635), (42, 460830), (45, 430108), (60, 322581), (63, 307220), (70, 276498), (84, 230415), (90, 215054), (105, 184332), (126, 153610), (140, 138249), (180, 107527), (210, 92166), (252, 76805), (315, 61444), (420, 46083), (630, 30722), (1260, 15361)]