19343824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 60

約数和(自身を含む): 42094404

約数和(自身を除く): 22750580

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 197, 272, 304, 323, 361, 394, 646, 722, 788, 1292, 1444, 1576, 2584, 2888, 3152, 3349, 3743, 5168, 5776, 6137, 6698, 7486, 12274, 13396, 14972, 24548, 26792, 29944, 49096, 53584, 59888, 63631, 71117, 98192, 127262, 142234, 254524, 284468, 509048, 568936, 1018096, 1137872, 1208989, 2417978, 4835956, 9671912, 19343824]

約数ペア:

[(1, 19343824), (2, 9671912), (4, 4835956), (8, 2417978), (16, 1208989), (17, 1137872), (19, 1018096), (34, 568936), (38, 509048), (68, 284468), (76, 254524), (136, 142234), (152, 127262), (197, 98192), (272, 71117), (304, 63631), (323, 59888), (361, 53584), (394, 49096), (646, 29944), (722, 26792), (788, 24548), (1292, 14972), (1444, 13396), (1576, 12274), (2584, 7486), (2888, 6698), (3152, 6137), (3349, 5776), (3743, 5168)]