19914468

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{619}}^1$

素因数の和:1016

約数の個数: 48

約数和(自身を含む): 53329920

約数和(自身を除く): 33415452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 383, 619, 766, 1149, 1238, 1532, 1857, 2298, 2476, 2681, 3714, 4333, 4596, 5362, 7428, 8043, 8666, 10724, 12999, 16086, 17332, 25998, 32172, 51996, 237077, 474154, 711231, 948308, 1422462, 1659539, 2844924, 3319078, 4978617, 6638156, 9957234, 19914468]

約数ペア:

[(1, 19914468), (2, 9957234), (3, 6638156), (4, 4978617), (6, 3319078), (7, 2844924), (12, 1659539), (14, 1422462), (21, 948308), (28, 711231), (42, 474154), (84, 237077), (383, 51996), (619, 32172), (766, 25998), (1149, 17332), (1238, 16086), (1532, 12999), (1857, 10724), (2298, 8666), (2476, 8043), (2681, 7428), (3714, 5362), (4333, 4596)]