19005588

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1423}}^1$

素因数の和:1493

約数の個数: 72

約数和(自身を含む): 55980288

約数和(自身を除く): 36974700

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1423, 1484, 1908, 2226, 2846, 3339, 4269, 4452, 5692, 6678, 8538, 9961, 12807, 13356, 17076, 19922, 25614, 29883, 39844, 51228, 59766, 75419, 89649, 119532, 150838, 179298, 226257, 301676, 358596, 452514, 527933, 678771, 905028, 1055866, 1357542, 1583799, 2111732, 2715084, 3167598, 4751397, 6335196, 9502794, 19005588]

約数ペア:

[(1, 19005588), (2, 9502794), (3, 6335196), (4, 4751397), (6, 3167598), (7, 2715084), (9, 2111732), (12, 1583799), (14, 1357542), (18, 1055866), (21, 905028), (28, 678771), (36, 527933), (42, 452514), (53, 358596), (63, 301676), (84, 226257), (106, 179298), (126, 150838), (159, 119532), (212, 89649), (252, 75419), (318, 59766), (371, 51228), (477, 39844), (636, 29883), (742, 25614), (954, 19922), (1113, 17076), (1423, 13356), (1484, 12807), (1908, 9961), (2226, 8538), (2846, 6678), (3339, 5692), (4269, 4452)]