18614205

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:136

約数の個数: 80

約数和(自身を含む): 36590400

約数和(自身を除く): 17976195

約数列:

[1, 3, 5, 9, 15, 19, 27, 41, 45, 57, 59, 81, 95, 123, 135, 171, 177, 205, 285, 295, 369, 405, 513, 531, 615, 779, 855, 885, 1107, 1121, 1539, 1593, 1845, 2337, 2419, 2565, 2655, 3321, 3363, 3895, 4779, 5535, 5605, 7011, 7257, 7695, 7965, 10089, 11685, 12095, 16605, 16815, 21033, 21771, 23895, 30267, 35055, 36285, 45961, 50445, 63099, 65313, 90801, 105165, 108855, 137883, 151335, 195939, 229805, 315495, 326565, 413649, 454005, 689415, 979695, 1240947, 2068245, 3722841, 6204735, 18614205]

約数ペア:

[(1, 18614205), (3, 6204735), (5, 3722841), (9, 2068245), (15, 1240947), (19, 979695), (27, 689415), (41, 454005), (45, 413649), (57, 326565), (59, 315495), (81, 229805), (95, 195939), (123, 151335), (135, 137883), (171, 108855), (177, 105165), (205, 90801), (285, 65313), (295, 63099), (369, 50445), (405, 45961), (513, 36285), (531, 35055), (615, 30267), (779, 23895), (855, 21771), (885, 21033), (1107, 16815), (1121, 16605), (1539, 12095), (1593, 11685), (1845, 10089), (2337, 7965), (2419, 7695), (2565, 7257), (2655, 7011), (3321, 5605), (3363, 5535), (3895, 4779)]