16454228

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 48

約数和(自身を含む): 35038080

約数和(自身を除く): 18583852

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 157, 197, 266, 314, 394, 532, 628, 788, 1099, 1379, 2198, 2758, 2983, 3743, 4396, 5516, 5966, 7486, 11932, 14972, 20881, 26201, 30929, 41762, 52402, 61858, 83524, 104804, 123716, 216503, 433006, 587651, 866012, 1175302, 2350604, 4113557, 8227114, 16454228]

約数ペア:

[(1, 16454228), (2, 8227114), (4, 4113557), (7, 2350604), (14, 1175302), (19, 866012), (28, 587651), (38, 433006), (76, 216503), (133, 123716), (157, 104804), (197, 83524), (266, 61858), (314, 52402), (394, 41762), (532, 30929), (628, 26201), (788, 20881), (1099, 14972), (1379, 11932), (2198, 7486), (2758, 5966), (2983, 5516), (3743, 4396)]