19431156

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{199}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 46592000

約数和(自身を除く): 27160844

約数列:

[1, 2, 3, 4, 6, 12, 79, 103, 158, 199, 206, 237, 309, 316, 398, 412, 474, 597, 618, 796, 948, 1194, 1236, 2388, 8137, 15721, 16274, 20497, 24411, 31442, 32548, 40994, 47163, 48822, 61491, 62884, 81988, 94326, 97644, 122982, 188652, 245964, 1619263, 3238526, 4857789, 6477052, 9715578, 19431156]

約数ペア:

[(1, 19431156), (2, 9715578), (3, 6477052), (4, 4857789), (6, 3238526), (12, 1619263), (79, 245964), (103, 188652), (158, 122982), (199, 97644), (206, 94326), (237, 81988), (309, 62884), (316, 61491), (398, 48822), (412, 47163), (474, 40994), (597, 32548), (618, 31442), (796, 24411), (948, 20497), (1194, 16274), (1236, 15721), (2388, 8137)]