19684308

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2633}}^1$

素因数の和:2736

約数の個数: 48

約数和(自身を含む): 53101440

約数和(自身を除く): 33417132

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 2633, 3738, 5266, 7476, 7899, 10532, 15798, 18431, 31596, 36862, 55293, 73724, 110586, 221172, 234337, 468674, 703011, 937348, 1406022, 1640359, 2812044, 3280718, 4921077, 6561436, 9842154, 19684308]

約数ペア:

[(1, 19684308), (2, 9842154), (3, 6561436), (4, 4921077), (6, 3280718), (7, 2812044), (12, 1640359), (14, 1406022), (21, 937348), (28, 703011), (42, 468674), (84, 234337), (89, 221172), (178, 110586), (267, 73724), (356, 55293), (534, 36862), (623, 31596), (1068, 18431), (1246, 15798), (1869, 10532), (2492, 7899), (2633, 7476), (3738, 5266)]