19350420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:401

約数の個数: 96

約数和(自身を含む): 58496256

約数和(自身を除く): 39145836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 61, 68, 85, 102, 122, 170, 183, 204, 244, 255, 305, 311, 340, 366, 510, 610, 622, 732, 915, 933, 1020, 1037, 1220, 1244, 1555, 1830, 1866, 2074, 3110, 3111, 3660, 3732, 4148, 4665, 5185, 5287, 6220, 6222, 9330, 10370, 10574, 12444, 15555, 15861, 18660, 18971, 20740, 21148, 26435, 31110, 31722, 37942, 52870, 56913, 62220, 63444, 75884, 79305, 94855, 105740, 113826, 158610, 189710, 227652, 284565, 317220, 322507, 379420, 569130, 645014, 967521, 1138260, 1290028, 1612535, 1935042, 3225070, 3870084, 4837605, 6450140, 9675210, 19350420]

約数ペア:

[(1, 19350420), (2, 9675210), (3, 6450140), (4, 4837605), (5, 3870084), (6, 3225070), (10, 1935042), (12, 1612535), (15, 1290028), (17, 1138260), (20, 967521), (30, 645014), (34, 569130), (51, 379420), (60, 322507), (61, 317220), (68, 284565), (85, 227652), (102, 189710), (122, 158610), (170, 113826), (183, 105740), (204, 94855), (244, 79305), (255, 75884), (305, 63444), (311, 62220), (340, 56913), (366, 52870), (510, 37942), (610, 31722), (622, 31110), (732, 26435), (915, 21148), (933, 20740), (1020, 18971), (1037, 18660), (1220, 15861), (1244, 15555), (1555, 12444), (1830, 10574), (1866, 10370), (2074, 9330), (3110, 6222), (3111, 6220), (3660, 5287), (3732, 5185), (4148, 4665)]